EXHIBIT 21  Subsidiaries of Registrant, Clear Channel Outdoor Holdings, Inc.



|                                                  |  |                       
|------------------------------------------------- |  | ----------------------
|Name                                              |  | State of Incorporation
|1567 Media, LLC                                   |  | DE                    
|CC CV LP, LLC                                     |  | DE                    
|CCHCV LP, LLC                                     |  | DE                    
|Clear Channel Adshel, Inc.                        |  | DE                    
|Clear Channel Airports of Georgia, Inc.           |  | GA                    
|Clear Channel Airports of Texas, JV               |  | TX                    
|Clear Channel Branded Cities, LLC                 |  | DE                    
|Clear Channel Brazil Holdco, LLC                  |  | DE                    
|Clear Channel Digital, LLC                        |  | DE                    
|Clear Channel Metra, LLC                          |  | DE                    
|Clear Channel Outdoor Holdings Company Canada     |  | DE                    
|Clear Channel Outdoor, Inc.                       |  | DE                    
|Clear Channel Peoples, LLC                        |  | DE                    
|Clear Channel Spectacolor, LLC                    |  | DE                    
|Clear Channel Worldwide Holdings, Inc.            |  | NV                    
|Clear Channel/Interstate Philadelphia, LLC        |  | DE                    
|Eller-PW Company, LLC                             |  | CA                    
|Exceptional Outdoor Advertising, Inc.             |  | FL                    
|Get Outdoors Florida, LLC                         |  | FL                    
|Interspace Airport Advertising International, LLC |  | PA                    
|Interspace Services, Inc.                         |  | PA                    
|Keller Booth Sumners Joint Venture                |  | TX                    
|Kelnic II Joint Venture                           |  | DE                    
|Outdoor Management Services, Inc.                 |  | NV                    
|Sunset Billboards, LLC                            |  | WA                    



|                                                       |  |                           
|------------------------------------------------------ |  | --------------------------
|Name                                                   |  | Country Of Incorporation  
|Adcart AB                                              |  | Sweden                    
|Adshel (Brazil) Ltda                                   |  | Brazil                    
|Adshel Ireland Limited                                 |  | Ireland                   
|Adshel Ltd.                                            |  | United Kingdom            
|Adshel Ltda                                            |  | Brazil                    
|Adshel NI Ltd.                                         |  | United Kingdom            
|Allied Outdoor Advertising Ltd.                        |  | United Kingdom            
|Arcadia Cooper Properties Ltd.                         |  | United Kingdom            
|Barnett And Son Ltd.                                   |  | United Kingdom            
|Bk Studi BV                                            |  | Netherlands               
|BPS London Ltd.                                        |  | United Kingdom            
|BPS Ltd.                                               |  | United Kingdom            
|C.F.D. Billboards Ltd. CAC
City Advertising Company AG |  | United Kingdom Switzerland
|Clear Channel Haidemenos Media SA                      |  | Greece                    
|Clear Channel International BV                         |  | Netherlands               
|Clear Channel International Holdings BV                |  | Netherlands               
|CC LP BV                                               |  | Netherlands               
|Clear Channel Netherlands BV                           |  | Netherlands               
|CCO International Holdings BV                          |  | Netherlands               



---

|                                                                  |  |                         
|----------------------------------------------------------------- |  | ------------------------
|Name                                                              |  | Country Of Incorporation
|CCO Ontario Holdings, Inc.                                        |  | Canada                  
|China Outdoor Media Investment (HK) Co., Ltd.                     |  | Hong Kong               
|China Outdoor Media Investment, Inc.                              |  | British Virgin Islands  
|City Lights Ltd.                                                  |  | United Kingdom          
|Clear Channel Adshel AS                                           |  | Norway                  
|Clear Channel Affitalia SRL                                       |  | Italy                   
|Clear Channel Baltics & Russia Limited                            |  | Russia                  
|Clear Channel Baltics & Russia AB                                 |  | Sweden                  
|Clear Channel Banners Limited                                     |  | United Kingdom          
|Clear Channel Belgium SA                                          |  | Belgium                 
|Clear Channel Brazil Holding S/A                                  |  | Brazil                  
|Clear Channel (Central) Ltd.                                      |  | United Kingdom          
|Clear Channel Communications India Pvt Ltd                        |  | India                   
|Clear Channel CP III BV                                           |  | Netherlands             
|Clear Channel CP IV BV                                            |  | Netherlands             
|Clear Channel CV                                                  |  | Netherlands             
|Clear Channel Danmark A/S                                         |  | Denmark                 
|Clear Channel Entertainment of Brazil Ltda                        |  | Brazil                  
|Clear Channel Espana SL                                           |  | Spain                   
|Clear Channel Espectaculos SL                                     |  | Spain                   
|Clear Channel Estonia OU                                          |  | Estonia                 
|Clear Channel European Holdings SAS                               |  | France                  
|Clear Channel Felice GmbH                                         |  | Switzerland             
|Clear Channel France SA                                           |  | France                  
|Clear Channel Hillenaar BV                                        |  | Netherlands             
|Clear Channel Holding AG                                          |  | Switzerland             
|Clear Channel Holding Italia SPA                                  |  | Italy                   
|Clear Channel Holdings CV                                         |  | Netherlands             
|Clear Channel Holdings, Ltd.                                      |  | United Kingdom          
|Clear Channel Hong Kong Ltd.                                      |  | Hong Kong               
|Clear Channel Outdoor Hungary KFT                                 |  | Hungary                 
|Clear Channel Ireland Ltd.                                        |  | Ireland                 
|Clear Channel Italy Outdoor SRL                                   |  | Italy                   
|Clear Channel Jolly Pubblicita SPA                                |  | Italy                   
|Clear Channel KNR Neth Antilles NV                                |  | Netherlands Antilles    
|Clear Channel Latvia                                              |  | Latvia                  
|Clear Channel Lietuva                                             |  | Lithuania               
|Clear Channel (Midlands) Ltd.                                     |  | United Kingdom          
|Clear Channel NI Ltd.                                             |  | United Kingdom          
|Clear Channel (Northwest) Ltd.                                    |  | United Kingdom          
|Clear Channel Norway AS                                           |  | Norway                  
|Clear Channel Outdoor Company Canada                              |  | Canada                  
|Clear Channel Outdoor Limited                                     |  | United Kingdom          
|Clear Channel Outdoor Mexico SA de CV                             |  | Mexico                  
|Clear Channel Outdoor Mexico, Operaciones SA de CV                |  | Mexico                  
|Clear Channel Outdoor Mexico, Servicios Administrativos, SA de CV |  | Mexico                  
|Clear Channel Outdoor Mexico, Servicios Corporativos, SA de CV    |  | Mexico                  
|Clear Channel Outdoor Pty Ltd.                                    |  | Australia               



---

|                                                            |  |                         
|----------------------------------------------------------- |  | ------------------------
|Name                                                        |  | Country Of Incorporation
|Clear Channel Outdoor Spanish Holdings S.L.                 |  | Spain                   
|Clear Channel Overseas Ltd.                                 |  | United Kingdom          
|Clear Channel Pacific Pte Ltd.                              |  | Singapore               
|Clear Channel Plakanda Aida GmbH                            |  | Switzerland             
|Clear Channel Plakanda GmbH                                 |  | Switzerland             
|Clear Channel Poland Sp ZO.o.                               |  | Poland                  
|Clear Channel Sales AB                                      |  | Sweden                  
|Clear Channel Sao Paulo Participacoes Ltda                  |  | Brazil                  
|Clear Channel Scotland Ltd.                                 |  | Scotland                
|Clear Channel Singapore Pte Ltd.                            |  | Singapore               
|Clear Channel Smartbike                                     |  | France                  
|Clear Channel Smart Bike Italia SRL                         |  | Italy                   
|Clear Channel Solutions Ltd.                                |  | United Kingdom          
|Clear Channel South America S.A.C.                          |  | Peru                    
|Clear Channel Southwest Ltd.                                |  | United Kingdom          
|Clear Channel Suomi Oy                                      |  | Finland                 
|Clear Channel Sverige AB                                    |  | Sweden                  
|Clear Channel Tanitim Ve Iletisim AS                        |  | Turkey                  
|Clear Channel UK Ltd                                        |  | United Kingdom          
|Clear Media Limited                                         |  | Bermuda                 
|Comurben SA                                                 |  | Morocco                 
|Defi Belgium                                                |  | Belgium                 
|Defi Czecia                                                 |  | Czech Republic          
|Defi Deutschland GmbH                                       |  | Germany                 
|Defi France SAS                                             |  | France                  
|Defi Group Asia                                             |  | Hong Kong               
|Defi Group SAS                                              |  | France                  
|Defi Italia SPA                                             |  | Italy                   
|Defi Neolux                                                 |  | Portugal                
|Defi Poland SP ZO.o                                         |  | Poland                  
|Defi Hungary Kft                                            |  | Hungary                 
|Defi Russie                                                 |  | Russia                  
|Defi Ukraine                                                |  | Ukraine                 
|Dolis BV                                                    |  | Netherlands             
|Eller Holding Company Cayman I                              |  | Cayman Islands          
|Eller Holding Company Cayman II                             |  | Cayman Islands          
|Eller Media Asesorias Y Comercializacion Publicitaria Ltda  |  | Chile                   
|Eller Media Servicios Publicitarios Ltda                    |  | Chile                   
|Epiclove Ltd.                                               |  | United Kingdom          
|Equipamientos Urbanos de Canarias SA                        |  | Spain                   
|Equipamientos Urbanos Del Sur SL                            |  | Spain                   
|Equipamientos Urbanos - Gallega de Publicidad Disseno AIE   |  | Spain                   
|Foxmark UK Ltd.                                             |  | United Kingdom          
|Giganto Holding Cayman                                      |  | Cayman Islands          
|Giganto Outdoor SA                                          |  | Chile                   
|Grosvenor Advertising Ltd.                                  |  | United Kingdom          
|Hainan Whitehorse Advertising Media Investment Company Ltd. |  | China                   
|Hillenaar Outdoor Advertising BV                            |  | Netherlands             



---

|                                                       |  |                         
|------------------------------------------------------ |  | ------------------------
|Name                                                   |  | Country Of Incorporation
|Hillenaar Services BV                                  |  | Netherlands             
|Iberdefi (Espagne)                                     |  | Spain                   
|Illuminated Awnings Systems Ltd.                       |  | Ireland                 
|Infotrak SA                                            |  | Switzerland             
|Interpubli Werbe AG                                    |  | Switzerland             
|Interspace Airport Advertising Australia Pty Ltd.      |  | Australia               
|Interspace Costa Rica Airport Advertising SA           |  | Costa Rica              
|Interspace Airport Advertising Curacao NV              |  | Netherlands Antilles    
|Interspace Airport Advertising Netherlands Antilles NV |  | Netherlands Antilles    
|Interspace Airport Advertising West Indies Ltd.        |  | West Indies             
|Interspace Airport Advertising New Zealand Ltd.        |  | New Zealand             
|Clear Channel Romania SRL                              |  | Romania                 
|Clear Channel Rooftop SRL                              |  | Romania                 
|KMS Advertising Ltd.                                   |  | United Kingdom          
|L Efficience Publicitaire SA                          |  | Belgium                 
|L & C Outdoor Ltda.                                    |  | Brazil                  
|Landimat                                               |  | France                  
|Mars Reklam Ve Producksiyon AS Maurice Stam Ltd.       |  | Turkey United
Kingdom   
|Metrabus                                               |  | Belgium                 
|Ming Wai Holdings Ltd.                                 |  | British Virgin Islands  
|More OFerrall Adshel Ltd.                             |  | United Kingdom          
|More Communications Ltd.                               |  | United Kingdom          
|More Media Ltd.                                        |  | United Kingdom          
|More O'Ferrall Ltd.                                    |  | United Kingdom          
|More O'Ferrall Ireland Ltd.                            |  | Ireland                 
|Morebus Ltd.                                           |  | United Kingdom          
|Multimark Ltd.                                         |  | United Kingdom          
|Nitelites (Ireland) Ltd.                               |  | Ireland                 
|Adshel Mexico                                          |  | Mexico                  
|Outdoor Advertising BV                                 |  | Netherlands             
|Outdoor International Holdings BV                      |  | Netherlands             
|Outstanding Media I Stockholm AB                       |  | Sweden                  
|Overtop Services SRL                                   |  | Romania                 
|Paneles Napsa. S.A.                                    |  | Peru                    
|Parkin Advertising Ltd.                                |  | United Kingdom          
|Plakanda Awi AG                                        |  | Switzerland             
|Plakanda GmbH                                          |  | Switzerland             
|Plakanda Management AG                                 |  | Switzerland             
|Plakanda Ofex AG                                       |  | Switzerland             
|Plakatron AG                                           |  | Switzerland             
|Postermobile Advertising Ltd.                          |  | United Kingdom          
|Postermobile PLC.                                      |  | United Kingdom          
|Premium Holdings Ltd.                                  |  | United Kingdom          
|Premium Outdoor Ltd.                                   |  | United Kingdom          
|Procom Publicidade via Publica Ltda                    |  | Chile                   
|PTKC Rotterdam BV                                      |  | Netherlands             
|Pubbli A SPA                                           |  | Italy                   
|Publicidade Klimes Sao Paulo Ltda                      |  | Brazil                  



---

|                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |  |                                                                                                                                    
|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |  | -----------------------------------------------------------------------------------------------------------------------------------
|Name                                                                                                                                                                                                                                                                                                                                                                                                                                                                       |  | Country Of Incorporation                                                                                                           
|Pubblicita Zangari SRL                                                                                                                                                                                                                                                                                                                                                                                                                                                     |  | Italy                                                                                                                              
|Q Panel SRL                                                                                                                                                                                                                                                                                                                                                                                                                                                                |  | Romania                                                                                                                            
|Racklight SA de CV                                                                                                                                                                                                                                                                                                                                                                                                                                                         |  | Mexico                                                                                                                             
|Regentfile Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                            |  | United Kingdom                                                                                                                     
|Rockbox Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                               |  | United Kingdom                                                                                                                     
|Signways Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                              |  | United Kingdom                                                                                                                     
|Simon Outdoor Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                         |  | Russia                                                                                                                             
|Sites International Ltd. Super
Signs Ltd. Supersigns Polska SP ZO.o.                                                                                                                                                                                                                                                                                                                                                                                                       |  | United Kingdom Bahamas Poland                                                                                                      
|Taxi Media Holdings Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                   |  | United Kingdom                                                                                                                     
|Taxi Media Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                            |  | United Kingdom                                                                                                                     
|Team Relay Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                            |  | United Kingdom                                                                                                                     
|The Canton Property Investment Co. Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                    |  | United Kingdom                                                                                                                     
|The Kildoon Property Co. Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                              |  | United Kingdom                                                                                                                     
|Torpix Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                                |  | United Kingdom                                                                                                                     
|Town & City Posters Advertising. Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                      |  | United Kingdom                                                                                                                     
|Tracemotion Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                           |  | United Kingdom                                                                                                                     
|Trainer Advertising Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                   |  | United Kingdom                                                                                                                     
|Urban Media SA Upright Sprl                                                                                                                                                                                                                                                                                                                                                                                                                                                |  | Belgium Belgium                                                                                                                    
|Vision Posters Ltd.                                                                                                                                                                                                                                                                                                                                                                                                                                                        |  | United Kingdom                                                                                                                     
|Williams Display Excellence AB                                                                                                                                                                                                                                                                                                                                                                                                                                             |  | Sweden                                                                                                                             
|Adshel Street Furniture Pty Ltd. Citysites Outdoor Advertising (West Australia) Pty Ltd. Adshel New Zealand Ltd. Citysites Outdoor Advertising (South Australia) Pty Ltd. Citysites Outdoor Advertising (Albert) Pty Ltd. Street Furniture (NSW) Pty Ltd. Urban Design Furniture Pty Ltd. Citysites Outdoor
Advertising Pty Ltd. Perth Sign Company Pty Ltd. Phillips Neon Pty Ltd. Shelter Advertising Pty Ltd CR Phillips Investments Pty Ltd. Phillips Finance
Pty Ltd. |  | Australia Australia New Zealand Australia Australia Australia Australia Australia Australia Australia Australia Australia Australia