Company: MFON
Filing Date: 2025-08-15
Form Type: NT 10-Q
Source: 0001641172-25-024348
Chunk: 0

Company: MOBIVITY HOLDINGS CORP.
Filing Date: 2025-08-15
Form: NT 10-Q
Chunk 0
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| UNITED STATES                      
 SECURITIES AND EXCHANGE COMMISSION 
 Washington, D.C. 20549             | SEC FILE NUMBER 
 000-53851       |
| CUSIP NUMBER                       
 60743E105                          |                 |

<div align='center'>FORM 12b-25

NOTIFICATION OF LATE FILING</div>

| (Check 
 One):  | ☐         
 Form 10-K | ☐         
 Form 20-F | ☐         
 Form 11-K | ☒         
 Form 10-Q | ☐         
 Form 10-D | ☐          
 Form N-CEN | ☐          
 Form N-CSR |

| For                            
 Period Ended: June 30, 2025    |
|:-------------------------------|
| ☐                              
 Transition Report on Form 10-K |
| ☐                              
 Transition Report on Form 20-F |
| ☐                              
 Transition Report on Form 11-K |
| ☐                              
 Transition Report on Form 10-Q |
| For                            
 the Transition Period Ended:   |

<div align='center'>Read Instruction (on back page) Before Preparing Form. Please Print or Type.

Nothing in this form shall be construed to imply that the Commission has verified any information contained herein.</div>

If the notification relates to a portion of the filing checked above, identify the Item(s) to which the notification relates:

PART I - REGISTRANT INFORMATION

| Mobivity                                          
 Holdings Corp.                                    |
| Full                                              
 Name of Registrant                                |
| Former                                            
 Name if Applicable                                |
| 3133                                              
 West Frye Road, #215                              |
| Address                                           
 of Principal Executive Office (Street and Number) |
| Chandler,                                         
 Arizona 85226                                     |
| City,                                             
 State and Zip Code                                |

PART II - RULES 12b-25(b) AND (c)

If the subject report could not be filed without unreasonable effort or expense and the registrant seeks relief pursuant to Rule 12b-25(b), the following should be completed. (Check box if appropriate.)

|   | -a | The                                                                                                                                   
 reason described in reasonable detail in Part III of this form could not be eliminated without unreasonable effort or expense;        |
| ☐ | -b | The                                                                                                                                   
 subject annual report, semi-annual report, transition report on Form 10-K, Form 20-F, Form 11-K, Form N-CEN or Form N-CSR, or portion 
 thereof, will