Local Calling Guide
Area code/prefix search
  
        Parkfield, CA
      
  
    
      | NPA-NXX | BLOCK | Switch | OCN | LATA | LIR | Eff date | Disc date | 
  
  
          
          | 805-463 | A | PRFDCAXFDS0 | 4420 FRONTIER CALIFORNIA INC. | 740 |  |  |  | 
        
          | 805-463 | 0 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2013-05-03 |  | 
        
          | 805-463 | 1 | SNBBCAXFXBY | 073H TELNYX LLC | 740 |  | 2018-07-06 |  | 
        
          | 805-463 | 2 | PRFDCAXFDS0 | 4420 FRONTIER CALIFORNIA INC. | 740 |  |  |  | 
        
          | 805-463 | 3 | SNLOCAQZDS0 | 9807 NORCAST COMMUNICATIONS CORPORATION - CA | 740 |  | 2013-01-20 |  | 
        
          | 805-463 | 4 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2008-09-26 |  | 
        
          | 805-463 | 5 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2013-05-03 |  | 
        
          | 805-463 | 6 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2017-04-08 |  | 
        
          | 805-463 | 7 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2012-10-25 |  | 
        
          | 805-463 | 8 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2012-10-25 |  | 
        
          | 805-463 | 9 | SNBBCAXFX1Y | 373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 740 |  | 2012-10-25 |  | 
        
          | 820-400 | A | SNLOCA01XLY | 506J TWILIO INTERNATIONAL, INC. | 740 |  |  |  | 
        
          | 820-400 | 0 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2019-03-01 |  | 
        
          | 820-400 | 1 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2019-03-01 |  | 
        
          | 820-400 | 2 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2021-03-04 |  | 
        
          | 820-400 | 3 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2021-03-04 |  | 
        
          | 820-400 | 4 | SNBBCAXFXIY | 965H FRACTEL, LLC | 740 |  | 2019-07-16 |  | 
        
          | 820-400 | 5 | SNLOCA01XFX | 649C ONVOY, LLC - CA | 740 |  | 2021-07-30 |  | 
        
          | 820-400 | 6 | SNLOCA01XFY | 516J TON80 COMMUNICATIONS, LLC | 740 |  | 2021-10-30 |  | 
        
          | 820-400 | 8 |  | 624H ONVOY SPECTRUM, LLC | 740 |  | 2025-01-30 |  | 
        
          | 820-400 | 9 | SNLOCA01XLY | 506J TWILIO INTERNATIONAL, INC. | 740 |  | 2022-06-17 |  | 
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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