Local Calling Guide
Area code/prefix search
  
        Laton, CA
      
  
    
      | NPA-NXX | 
      BLOCK | 
        Switch | 
        OCN | 
        LATA | 
        LIR | 
        Eff date | 
      Disc date | 
    
  
  
          
          | 559-422
           | A | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-422
           | 0 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	          2010-03-04  | 
           
       | 
      
        
          | 559-422
           | 1 | 
      	      FRSNCA0102Z  | 
		      515J IP HORIZON LLC | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-422
           | 2 | 
      	      FRSNCA0102Z  | 
		      515J IP HORIZON LLC | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-422
           | 3 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	          2011-01-14  | 
           
       | 
      
        
          | 559-422
           | 4 | 
      	        | 
		      515J IP HORIZON LLC | 
		      728 | 
		        | 
	          2022-10-20  | 
           
       | 
      
        
          | 559-422
           | 5 | 
      	      FRSMCA150MD  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      728 | 
		        | 
	          2008-05-16  | 
           
       | 
      
        
          | 559-422
           | 6 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	          2013-03-16  | 
           
       | 
      
        
          | 559-422
           | 7 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	          2014-07-18  | 
           
       | 
      
        
          | 559-422
           | 8 | 
      	      FRSNCA0103Z  | 
		      318J COMCAST IP PHONE, LLC | 
		      728 | 
		        | 
	          2006-09-30  | 
           
       | 
      
        
          | 559-422
           | 9 | 
      	      FRSNCA01DS5  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      728 | 
		        | 
	          2013-12-20  | 
           
       | 
      
        
          | 559-921
           | A | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 0 | 
      	      FRSNCA01DS5  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 1 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 2 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 4 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 7 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 8 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-921
           | 9 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	          2015-05-03  | 
           
       | 
      
        
          | 559-922
           | A | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-922
           | 0 | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-922
           | 1 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2023-08-19  | 
           
       | 
      
        
          | 559-922
           | 2 | 
      	      FRSMCA150MD  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      728 | 
		        | 
	          2004-07-16  | 
           
       | 
      
        
          | 559-922
           | 4 | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-922
           | 5 | 
      	      FRSNCA01XCZ  | 
		      516C AT&T CORP. | 
		      728 | 
		        | 
	          2010-10-27  | 
           
       | 
      
        
          | 559-922
           | 8 | 
      	      FRSNCAPMGT0  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      728 | 
		        | 
	          2015-06-16  | 
           
       | 
      
        
          | 559-922
           | 9 | 
      	      FRSNCAPMGT0  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      728 | 
		        | 
	          2015-06-16  | 
           
       | 
      
        
          | 559-923
           | A | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-923
           | 0 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2023-08-19  | 
           
       | 
      
        
          | 559-923
           | 1 | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-923
           | 2 | 
      	      FRSNCA01XXZ  | 
		      145J TERRA NOVA TELECOM INC. | 
		      728 | 
		        | 
	          2024-09-14  | 
           
       | 
      
        
          | 559-923
           | 4 | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-923
           | 5 | 
      	      LATNCA11RS0  | 
		      9740 PACIFIC BELL | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-923
           | 6 | 
      	        | 
		      145J TERRA NOVA TELECOM INC. | 
		      728 | 
		        | 
	          2025-10-16  | 
           
       | 
      
        
          | 559-923
           | 8 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2023-08-19  | 
           
       | 
      
        
          | 559-923
           | 9 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2023-08-19  | 
           
       | 
      
        
          | 559-963
           | A | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-963
           | 0 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-963
           | 1 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2023-08-19  | 
           
       | 
      
        
          | 559-963
           | 2 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-963
           | 3 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	          2019-02-24  | 
           
       | 
      
        
          | 559-963
           | 5 | 
      	      FRSNCA01XMZ  | 
		      073H TELNYX LLC | 
		      728 | 
		        | 
	          2018-06-27  | 
           
       | 
      
        
          | 559-963
           | 6 | 
      	      FRSNCA01XOY  | 
		      649C ONVOY, LLC - CA | 
		      728 | 
		        | 
	          2019-02-24  | 
           
       | 
      
        
          | 559-963
           | 7 | 
      	      FRSNCA01XTY  | 
		      7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 
		      728 | 
		        | 
	          2022-05-12  | 
           
       | 
      
        
          | 559-963
           | 8 | 
      	      FRSNCA01XUZ  | 
		      624H ONVOY SPECTRUM, LLC | 
		      728 | 
		        | 
	          2024-01-03  | 
           
       | 
      
        
          | 559-964
           | A | 
      	      FRSNCA0120Z  | 
		      321J HD CARRIER LLC | 
		      728 | 
		        | 
	            | 
           
       | 
      
        
          | 559-964
           | 0 | 
      	      FRSNCA01TMD  | 
		      939H COMMIO, LLC | 
		      728 | 
		        | 
	          2024-01-21  | 
           
       | 
      
        
          | 559-964
           | 4 | 
      	      FRSNCA01XXZ  | 
		      145J TERRA NOVA TELECOM INC. | 
		      728 | 
		        | 
	          2024-02-13  | 
           
       | 
      
        
          | 559-964
           | 7 | 
      	      FRSNCA01XNY  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      728 | 
		        | 
	          2009-02-24  | 
           
       | 
      
        
          | 559-964
           | 9 | 
      	      FRSNCA0120Z  | 
		      321J HD CARRIER LLC | 
		      728 | 
		        | 
	          2022-09-13  | 
           
       | 
      
  
  
   Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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