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
657-228 4 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-228 5 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-228 6 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-228 7 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-228 8 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-228 9 Santa Ana CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-229 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 0 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 1 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 2 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 3 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 4 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 5 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-229 6 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-229 7 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-229 8 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-229 9 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 A Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-230 0 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 1 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 2 Anaheim CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-230 3 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 4 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 5 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 6 Anaheim CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-230 7 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-230 8 Anaheim CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-230 9 Anaheim CA ANHMCA01XEY  516C AT&T CORP. 730      
657-231 A Santa Ana CA ANHMCA01XEY  516C AT&T CORP. 730      
657-231 0 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 1 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 2 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 3 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 4 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 5 Santa Ana CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
657-231 6 Santa Ana CA ANHMCA01XEY  516C AT&T CORP. 730      
657-231 7 Santa Ana CA IRVECAJTRS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
657-231 8 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-231 9 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-232 A Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-232 0 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-232 1 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-232 2 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-232 3 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-232 4 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-232 5 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-232 6 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-232 7 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-232 8 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-232 9 Santa Ana CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-233 A Garden Grove CA ANHMCA01XEY  516C AT&T CORP. 730      
657-233 0 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 1 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 2 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 3 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 4 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 5 Garden Grove CA ANHMCA01XEY  516C AT&T CORP. 730      
657-233 6 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 7 Garden Grove CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-233 8 Garden Grove CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-233 9 Garden Grove CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-234 A Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 0 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 1 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 2 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 3 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 4 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 5 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 6 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 7 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 8 Yorba Linda CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-234 9 Yorba Linda CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-235 A Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-235 0 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-235 1 Santa Ana CA   478A DMR COMMUNICATIONS INC. - CA 730      
657-235 2 Santa Ana CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-235 3 Santa Ana CA IRVECAEIDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 730      
657-235 4 Santa Ana CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-235 5 Santa Ana CA IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
657-235 6 Santa Ana CA IRVECAJTRS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
657-235 7 Santa Ana CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-235 8 Santa Ana CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-235 9 Santa Ana CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-236 A Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-236 0 Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-236 1 Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-236 2 Orange CA LSANCAJW6MD  073H TELNYX LLC 730      
657-236 3 Orange CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-236 4 Orange CA ANHMCA01XEY  516C AT&T CORP. 730      
657-236 5 Orange CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730      
657-236 6 Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-236 7 Orange CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-236 8 Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-236 9 Orange CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-237 A Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-237 0 Huntington Beach CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-237 1 Huntington Beach CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-237 2 Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-237 3 Huntington Beach CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-237 4 Huntington Beach CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 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: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.