Local Calling Guide
Area code/prefix search
  
        Santa Clarita: Saugus Canyon Country DA, CA
    << 1 2 3 
  
  
    
      | NPA-NXX | 
      BLOCK | 
        Switch | 
        OCN | 
        LATA | 
        LIR | 
        Eff date | 
      Disc date | 
    
  
  
          
          | 661-621
           | 7 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2006-03-12  | 
           
       | 
      
        
          | 661-621
           | 8 | 
      	      TRNECAGB7MD  | 
		      899D METROPCS NETWORKS, LLC | 
		      730 | 
		        | 
	          2012-10-07  | 
           
       | 
      
        
          | 661-621
           | 9 | 
      	      IRVNCASM1MD  | 
		      671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 
		      730 | 
		        | 
	          2025-09-04  | 
           
       | 
      
        
          | 661-660
           | A | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-660
           | 0 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2021-07-22  | 
           
       | 
      
        
          | 661-660
           | 1 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2021-07-22  | 
           
       | 
      
        
          | 661-660
           | 2 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2021-07-22  | 
           
       | 
      
        
          | 661-660
           | 3 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2021-07-22  | 
           
       | 
      
        
          | 661-660
           | 4 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-11-15  | 
           
       | 
      
        
          | 661-660
           | 5 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-11-15  | 
           
       | 
      
        
          | 661-660
           | 6 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-04-07  | 
           
       | 
      
        
          | 661-660
           | 7 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-04-07  | 
           
       | 
      
        
          | 661-660
           | 8 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-04-07  | 
           
       | 
      
        
          | 661-660
           | 9 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-04-07  | 
           
       | 
      
        
          | 661-673
           | A | 
      	        | 
		      515J IP HORIZON LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-673
           | 0 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2012-12-30  | 
           
       | 
      
        
          | 661-673
           | 1 | 
      	        | 
		      515J IP HORIZON LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-673
           | 2 | 
      	        | 
		      515J IP HORIZON LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-673
           | 3 | 
      	      CYCMCALLCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      730 | 
		        | 
	          2011-11-07  | 
           
       | 
      
        
          | 661-673
           | 4 | 
      	        | 
		      515J IP HORIZON LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-673
           | 5 | 
      	      ANHMCA01XEY  | 
		      516C AT&T CORP. | 
		      730 | 
		        | 
	          2011-05-18  | 
           
       | 
      
        
          | 661-673
           | 6 | 
      	      CYCMCALLCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      730 | 
		        | 
	          2011-11-07  | 
           
       | 
      
        
          | 661-673
           | 7 | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	          2012-01-08  | 
           
       | 
      
        
          | 661-673
           | 8 | 
      	      IRVNCASM1MD  | 
		      671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS | 
		      730 | 
		        | 
	          2009-06-11  | 
           
       | 
      
        
          | 661-673
           | 9 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2012-12-30  | 
           
       | 
      
        
          | 661-786
           | A | 
      	      LSANCAJWIMD  | 
		      965H FRACTEL, LLC | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-786
           | 0 | 
      	      LSANCAJWDS9  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      730 | 
		        | 
	          2020-05-10  | 
           
       | 
      
        
          | 661-786
           | 1 | 
      	      LSANCAJWDS9  | 
		      373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA | 
		      730 | 
		        | 
	          2020-06-18  | 
           
       | 
      
        
          | 661-786
           | 2 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2020-07-02  | 
           
       | 
      
        
          | 661-786
           | 3 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2021-11-15  | 
           
       | 
      
        
          | 661-786
           | 4 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2020-07-02  | 
           
       | 
      
        
          | 661-786
           | 5 | 
      	      LSANCA03GMD  | 
		      624H ONVOY SPECTRUM, LLC | 
		      730 | 
		        | 
	          2020-07-02  | 
           
       | 
      
        
          | 661-786
           | 6 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2019-09-09  | 
           
       | 
      
        
          | 661-786
           | 7 | 
      	      LSANCAJWIMD  | 
		      965H FRACTEL, LLC | 
		      730 | 
		        | 
	          2019-07-10  | 
           
       | 
      
        
          | 661-786
           | 8 | 
      	      SHOKCA02IMD  | 
		      7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA | 
		      730 | 
		        | 
	          2019-10-25  | 
           
       | 
      
        
          | 661-786
           | 9 | 
      	      CYCMCALLCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      730 | 
		        | 
	          2024-09-16  | 
           
       | 
      
        
          | 661-977
           | A | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-977
           | 0 | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-977
           | 1 | 
      	      ANHMCA01XEY  | 
		      516C AT&T CORP. | 
		      730 | 
		        | 
	          2010-03-25  | 
           
       | 
      
        
          | 661-977
           | 2 | 
      	      LSANCAJWMMD  | 
		      490J DISH WIRELESS, LLC | 
		      730 | 
		        | 
	          2023-07-20  | 
           
       | 
      
        
          | 661-977
           | 3 | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-977
           | 4 | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	            | 
           
       | 
      
        
          | 661-977
           | 5 | 
      	      IRVECAEIDS2  | 
		      7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA | 
		      730 | 
		        | 
	          2005-11-15  | 
           
       | 
      
        
          | 661-977
           | 6 | 
      	      LSANCA039MD  | 
		      981E BANDWIDTH.COM CLEC, LLC - CA | 
		      730 | 
		        | 
	          2014-01-05  | 
           
       | 
      
        
          | 661-977
           | 7 | 
      	      CYCMCALLCM5  | 
		      6010 NEW CINGULAR WIRELESS PCS, LLC | 
		      730 | 
		        | 
	          2018-07-19  | 
           
       | 
      
        
          | 661-977
           | 8 | 
      	      LSANCARCD3S  | 
		      649C ONVOY, LLC - CA | 
		      730 | 
		        | 
	          2012-12-30  | 
           
       | 
      
        
          | 661-977
           | 9 | 
      	      LSANCA54DS7  | 
		      8826 LEVEL 3 COMMUNICATIONS, LLC - CA | 
		      730 | 
		        | 
	            | 
           
       | 
      
  
  
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  Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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