Local Calling Guide
Area code/prefix search
  
        El Sobrante-Pinole, CA
    << 1 2 3 4 
  
  
    
      | NPA-NXX | 
      BLOCK | 
        Switch | 
        OCN | 
        LATA | 
        LIR | 
        Eff date | 
      Disc date | 
    
  
  
          
          | 510-815
           | 9 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2011-05-07  | 
           
       | 
      
        
          | 510-854
           | A | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-854
           | 0 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2011-05-07  | 
           
       | 
      
        
          | 510-854
           | 1 | 
      	        | 
		      515J IP HORIZON LLC | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-854
           | 2 | 
      	        | 
		      515J IP HORIZON LLC | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-854
           | 3 | 
      	      OKLDCAEBDS0  | 
		      7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA | 
		      722 | 
		        | 
	          2009-07-02  | 
           
       | 
      
        
          | 510-854
           | 4 | 
      	        | 
		      515J IP HORIZON LLC | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-854
           | 5 | 
      	      SNRSCA01KMD  | 
		      7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 
		      722 | 
		        | 
	          2008-02-29  | 
           
       | 
      
        
          | 510-854
           | 6 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2008-11-20  | 
           
       | 
      
        
          | 510-854
           | 7 | 
      	      SNFCCAMKDS3  | 
		      649C ONVOY, LLC - CA | 
		      722 | 
		        | 
	          2009-12-18  | 
           
       | 
      
        
          | 510-854
           | 8 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2010-10-28  | 
           
       | 
      
        
          | 510-854
           | 9 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2010-10-28  | 
           
       | 
      
        
          | 510-964
           | A | 
      	      HRCLCA11DS0  | 
		      9740 PACIFIC BELL | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-964
           | 0 | 
      	      HRCLCA11DS0  | 
		      9740 PACIFIC BELL | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-964
           | 1 | 
      	      HRCLCA11DS0  | 
		      9740 PACIFIC BELL | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-964
           | 2 | 
      	      SNJUCACLDS1  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      722 | 
		        | 
	          2013-03-25  | 
           
       | 
      
        
          | 510-964
           | 3 | 
      	      HYWRCAMCDS0  | 
		      7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 
		      722 | 
		        | 
	          2008-07-24  | 
           
       | 
      
        
          | 510-964
           | 4 | 
      	      OKLDCA03XOY  | 
		      318J COMCAST IP PHONE, LLC | 
		      722 | 
		        | 
	          2009-04-30  | 
           
       | 
      
        
          | 510-964
           | 5 | 
      	      SNJSCAYB0MD  | 
		      671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 
		      722 | 
		        | 
	          2003-09-30  | 
           
       | 
      
        
          | 510-964
           | 6 | 
      	      SNJUCACLDS1  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      722 | 
		        | 
	          2013-03-25  | 
           
       | 
      
        
          | 510-964
           | 7 | 
      	      OKLDCA03XOY  | 
		      318J COMCAST IP PHONE, LLC | 
		      722 | 
		        | 
	          2007-03-10  | 
           
       | 
      
        
          | 510-964
           | 8 | 
      	      SNFCCAMKX1X  | 
		      9262 UTILITY TELECOM GROUP, LLC - CA | 
		      722 | 
		        | 
	          2009-03-20  | 
           
       | 
      
        
          | 510-964
           | 9 | 
      	      HRCLCA11DS0  | 
		      9740 PACIFIC BELL | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-998
           | A | 
      	      CNCRCADOCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      722 | 
		        | 
	            | 
           
       | 
      
        
          | 510-998
           | 0 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2019-05-12  | 
           
       | 
      
        
          | 510-998
           | 1 | 
      	      SNFCCA21XUY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      722 | 
		        | 
	          2019-07-11  | 
           
       | 
      
        
          | 510-998
           | 2 | 
      	      SNFCCAMKDS3  | 
		      649C ONVOY, LLC - CA | 
		      722 | 
		        | 
	          2019-09-06  | 
           
       | 
      
        
          | 510-998
           | 3 | 
      	      SNFCCAMKDS3  | 
		      649C ONVOY, LLC - CA | 
		      722 | 
		        | 
	          2019-09-06  | 
           
       | 
      
        
          | 510-998
           | 4 | 
      	      OKLECAZV1MD  | 
		      6529 T-MOBILE USA, INC. | 
		      722 | 
		        | 
	          2019-08-30  | 
           
       | 
      
        
          | 510-998
           | 5 | 
      	      OKLECAZV1MD  | 
		      6529 T-MOBILE USA, INC. | 
		      722 | 
		        | 
	          2019-08-30  | 
           
       | 
      
        
          | 510-998
           | 6 | 
      	      CNCRCADOCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      722 | 
		        | 
	          2019-08-11  | 
           
       | 
      
        
          | 510-998
           | 7 | 
      	      OKLECAZV1MD  | 
		      6529 T-MOBILE USA, INC. | 
		      722 | 
		        | 
	          2019-08-09  | 
           
       | 
      
        
          | 510-998
           | 8 | 
      	      OKLECAZV1MD  | 
		      6529 T-MOBILE USA, INC. | 
		      722 | 
		        | 
	          2019-06-21  | 
           
       | 
      
        
          | 510-998
           | 9 | 
      	      CNCRCADOCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      722 | 
		        | 
	          2019-05-11  | 
           
       | 
      
  
  
 << 1 2 3 4 
  Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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