Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

|                   |                                                     |  | JURISDICTION
      OF     
|------------------ | --------------------------------------------------- |  | --------------------------
|NAME OF
SUBSIDIARY |                                                     |  | INCORPORATION             
|1.                 | NICUSA, Inc.*                                       |  | Kansas,
      U.S.        
|2.                 | Kansas
      Information Consortium, Inc.**         |  | Kansas,
      U.S.        
|3.                 | Indiana Interactive, LLC**                          |  | Indiana,
      U.S.       
|4.                 | Arkansas Information Consortium, LLC**              |  | Arkansas,
      U.S.      
|5.                 | Nebraska Interactive, LLC**                         |  | Nebraska,
      U.S.      
|6.                 | Virginia Interactive, LLC**                         |  | Virginia,
      U.S.      
|7.                 | Iowa
      Interactive, LLC**                       |  | Iowa,
      U.S.          
|8                  | Montana Interactive, LLC**                          |  | Montana,
      U.S.       
|9.                 | Maine
      Information Network, LLC**              |  | Maine,
      U.S.         
|10.                | Utah
      Interactive, LLC**                       |  | Utah,
      U.S.          
|11.                | Hawaii
      Information Consortium, LLC**          |  | Hawaii,
      U.S.        
|12.                | Idaho
      Information Consortium, LLC**           |  | Idaho,
      U.S.         
|13.                | NIC
      Commerce, LLC**                           |  | Colorado,
      U.S.      
|14.                | NIC
      Conquest, LLC**                           |  | Colorado,
      U.S.      
|15.                | National Information Consortium Technologies, LLC** |  | California,
      U.S.    
|16.                | Intelligent Decision Technologies, LLC**            |  | Colorado,
      U.S.      
|17.                | National Online Registries, LLC**                   |  | Colorado,
      U.S.      
|18.                | Bay
      Area Interactive, LLC**                   |  | California,
      U.S.    
|19.                | Florida Information Consortium, Inc.**              |  | Florida,
      U.S.       
|20.                | Michigan Local Interactive, LLC**                   |  | Michigan,
      U.S.      
|21.                | Texas
      Local Interactive, LLC**                |  | Texas,
      U.S.         
|22.                | Alabama Interactive, LLC**                          |  | Alabama,
      U.S.       
|23.                | NIC
      European Business Limited*                |  | London,
      England     
|24.                | Kentucky Interactive, LLC**                         |  | Kentucky,
      U.S.      
|25.                | NIC
      Solutions, LLC**                          |  | Colorado,
      U.S.      
|26.                | National Retail Registries, LLC**                   |  | Colorado,
      U.S.      
|27.                | South
      Carolina Interactive, LLC**             |  | South Carolina,
      U.S.
|28.                | Colorado Interactive, LLC**                         |  | Colorado,
      U.S.      
|29.                | Vermont Information Consortium, LLC**               |  | Vermont,
      U.S.       

*Wholly-owned subsidiary of NIC Inc. **Wholly-owned subsidiary of NICUSA, Inc.

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