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.

NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-209 1 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 2 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 3 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 4 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 5 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 6 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 7 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 8 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-209 9 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-210 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-210 0 Santa Ana CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-210 1 Santa Ana CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-210 2 Santa Ana CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-210 3 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-210 4 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-210 5 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-210 6 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-210 7 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-210 8 Santa Ana CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-210 9 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-212 A Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-212 0 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-212 1 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-212 2 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-212 3 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-212 4 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-212 5 Santa Ana CA ANHMCA01XEY  516C AT&T CORP. 730      
657-212 6 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-212 7 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-212 8 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-212 9 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 A Cypress CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-213 0 Cypress CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-213 1 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 2 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-213 3 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-213 4 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 5 Cypress CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
657-213 6 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 7 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 8 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-213 9 Cypress CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
657-214 A Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-214 0 Cypress CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-214 1 Cypress CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-214 2 Cypress CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-214 3 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-214 4 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-214 5 Cypress CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-214 6 Cypress CA ANHMCA01DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
657-214 7 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-214 8 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-214 9 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-215 A Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-215 0 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 1 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 2 Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-215 3 Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-215 4 Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-215 5 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 6 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 7 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 8 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-215 9 Huntington Beach CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-216 A Placentia CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-216 0 Placentia CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-216 1 Placentia CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-216 2 Placentia CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-216 3 Placentia CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-216 4 Placentia CA RVSDCAYAGT1  899D METROPCS NETWORKS, LLC 730      
657-216 5 Placentia CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
657-216 6 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-216 7 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-216 8 Placentia CA   145J TERRA NOVA TELECOM INC. 730      
657-216 9 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-217 A Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 0 Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 1 Fullerton CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-217 2 Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 3 Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 4 Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 5 Fullerton CA ANHMCA01XEY  516C AT&T CORP. 730      
657-217 6 Fullerton CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-217 7 Fullerton CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-217 8 Fullerton CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-217 9 Fullerton CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-218 A Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-218 0 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-218 1 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-218 2 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-218 3 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-218 4 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-218 5 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-218 6 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-218 7 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-218 8 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-218 9 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-219 A Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-219 0 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-219 1 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.