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.

Walnut Creek, CA

<< 1 2 3 4 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
925-482 3 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-482 4 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-482 5 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-482 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
925-482 7 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-482 8 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-482 9 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-488 A SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
925-488 0 SNJUCACL2MD  197D VONAGE AMERICA LLC 722      
925-488 1 SNJUCACL2MD  197D VONAGE AMERICA LLC 722      
925-488 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-488 3 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-488 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-488 6 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
925-488 7 OKLECAZVGT0  5562 METROPCS, INC. 722      
925-488 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-488 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
925-512 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-512 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-527 A SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 0 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 1 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 2 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 3 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 4 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 5 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 6 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 7 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 8 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-527 9 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
925-532 A SNFCCAMKX9X  073H TELNYX LLC 722      
925-532 0 SNFCCAMKX9X  073H TELNYX LLC 722      
925-532 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-532 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 4 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-532 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-532 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 A HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 2 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 3 OKLECAZVGT0  5562 METROPCS, INC. 722      
925-542 4 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-542 6 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-542 7 FRMTCAJYDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722      
925-542 8 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-542 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-546 A SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722      
925-546 0 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-546 1 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-546 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-546 3 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-546 4 SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722      
925-546 5 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-546 6 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-546 7 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-546 8 OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-546 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
925-588 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-588 0 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-588 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-588 2 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-588 3 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-588 4 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-588 5 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-588 6 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-588 7 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-588 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-588 9 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-627 A SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 1 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 2 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 3 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 4 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 5 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 7 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-627 8 HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
925-627 9 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
925-639 A OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
925-658 A OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-658 0 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
925-658 1 OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-658 2 CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
925-658 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-658 5 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
925-658 6 OKLDCA03DS5  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      

<< 1 2 3 4 5 6 7 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.