Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Palmdale: Palmdale DA, CA

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
661-503 9 SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-504 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-504 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-504 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-504 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-506 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-506 0 SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-506 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-506 2 LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-506 3 SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-506 4 SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-506 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
661-506 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-506 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-506 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-506 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-507 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 3 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-508 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 1 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 2 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 3 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
661-521 4 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 5 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 6 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 7 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 8 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-521 9 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-526 A ANHMCA01XEY  516C AT&T CORP. 730      
661-526 0 LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
661-526 1 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
661-526 2   649C ONVOY, LLC - CA 730      
661-526 3 ANHMCA01XEY  516C AT&T CORP. 730      
661-526 4 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-526 5 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-526 6 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-526 7 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-526 8 SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-526 9 SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-533 A PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 0 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 1 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 2 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 3 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
661-533 5 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 6 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 7 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 8 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-533 9 PLDLCA11DS0  9740 PACIFIC BELL 730      
661-537 A PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 0 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 1 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 2 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
661-537 4 SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-537 5 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
661-537 6 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 7 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 8 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-537 9 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-538 A PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 A PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 0 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 1 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 2 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 3 SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-540 4 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 5 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730      
661-540 6 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 7 PLDLCA01DS0  9740 PACIFIC BELL 730      
661-540 8 PLDLCA01DS0  9740 PACIFIC BELL 730      

<< 1 2 3 4 5 6 7 8 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.