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: 661 [Rate centres in NPA 661] [Dial plan for NPA 661]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
661-402 1 Palmdale: Agua Dulce DA CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
661-402 2 Palmdale: Agua Dulce DA CA   649C ONVOY, LLC - CA 730      
661-402 3 Palmdale: Agua Dulce DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-402 4 Palmdale: Agua Dulce DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-402 5 Palmdale: Agua Dulce DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
661-402 6 Palmdale: Agua Dulce DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-402 7 Palmdale: Agua Dulce DA CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
661-402 8 Palmdale: Agua Dulce DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-402 9 Palmdale: Agua Dulce DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-403 A Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-403 0 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-403 1 Palmdale: Palmdale DA CA LSANCAJW6MD  073H TELNYX LLC 730      
661-403 2 Palmdale: Palmdale DA CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-403 3 Palmdale: Palmdale DA CA SHOKCA02IMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
661-403 4 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-403 5 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-403 6 Palmdale: Palmdale DA CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
661-403 7 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-403 8 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-403 9 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-404 A Bakersfield: Main DA CA BKFDCAKTOMD  073H TELNYX LLC 734      
661-404 0 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-404 1 Bakersfield: Main DA CA BKFDCAKTOMD  073H TELNYX LLC 734      
661-404 2 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-404 3 Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-404 4 Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734      
661-404 5 Bakersfield: Main DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734      
661-404 6 Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-404 7 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-404 8 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-404 9 Bakersfield: Main DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-405 A Lancaster CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-405 0 Lancaster CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-405 1 Lancaster CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-405 2 Lancaster CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-405 3 Lancaster CA SNMNCAXPX3Z  649C ONVOY, LLC - CA 730      
661-405 4 Lancaster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
661-405 5 Lancaster CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730      
661-405 6 Lancaster CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-405 7 Lancaster CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-405 8 Lancaster CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-405 9 Lancaster CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-406 A Palmdale: Palmdale DA CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
661-407 A Bakersfield: Main DA CA BKFDCAKTX5X  145J TERRA NOVA TELECOM INC. 734      
661-407 0 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-407 1 Bakersfield: Main DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-407 2 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-407 3 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-407 4 Bakersfield: Main DA CA   145J TERRA NOVA TELECOM INC. 734      
661-407 5 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-407 6 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-407 7 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-407 8 Bakersfield: Main DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-407 9 Bakersfield: Main DA CA BKFDCA01VMD  5562 METROPCS, INC. 734      
661-409 A Palmdale: Palmdale DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-409 0 Palmdale: Palmdale DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-409 1 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-409 2 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-409 3 Palmdale: Palmdale DA CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
661-409 4 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-409 5 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-409 6 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-409 7 Palmdale: Palmdale DA CA SIMICACNGT1  6529 T-MOBILE USA, INC. 730      
661-409 8 Palmdale: Palmdale DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-409 9 Palmdale: Palmdale DA CA SIMICACNGT1  899D METROPCS NETWORKS, LLC 730      
661-410 A Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 0 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 1 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 2 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 3 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 4 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 5 Bakersfield: North DA CA BKFDCA12XRX  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 734      
661-410 6 Bakersfield: North DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-410 7 Bakersfield: North DA CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-410 8 Bakersfield: North DA CA BKFDCA01X0X  516C AT&T CORP. 734      
661-410 9 Bakersfield: North DA CA BKFDCA018MD  6010 NEW CINGULAR WIRELESS PCS, LLC 734      
661-412 A Bakersfield: South DA CA BKFDCA01X0X  516C AT&T CORP. 734      
661-412 0 Bakersfield: South DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-412 1 Bakersfield: South DA CA BKFDCAJAAMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 734      
661-412 2 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-412 3 Bakersfield: South DA CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-412 4 Bakersfield: South DA CA BKFECANDGT0  337E BRIGHT HOUSE NTWS INFORMATION SVCS (CALIFORNIA) CA 734      
661-412 5 Bakersfield: South DA CA BKFDCA19DS0  9740 PACIFIC BELL 734      
661-412 6 Bakersfield: South DA CA BKFDCA19DS0  9740 PACIFIC BELL 734      
661-412 7 Bakersfield: South DA CA BKFDCA01X0X  516C AT&T CORP. 734      
661-412 8 Bakersfield: South DA CA BKFDCA01X0X  516C AT&T CORP. 734      
661-412 9 Bakersfield: South DA CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-413 A Cuyama CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-413 0 Cuyama CA BKFDCA119MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 734      
661-413 1 Cuyama CA   515J IP HORIZON LLC 734      
661-413 2 Cuyama CA   515J IP HORIZON LLC 734      
661-413 3 Cuyama CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-413 4 Cuyama CA BKFDCA11GMD  649C ONVOY, LLC - CA 734      
661-413 5 Cuyama CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-413 6 Cuyama CA BKFDCA11EMD  981E BANDWIDTH.COM CLEC, LLC - CA 734      
661-413 7 Cuyama CA BKFDCA11X5X  073H TELNYX LLC 734      
661-413 8 Cuyama CA BKFDCAKTOMD  073H TELNYX LLC 734      
661-413 9 Cuyama CA BKFDCAKTDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 734      
661-414 A Santa Clarita: Newhall-Castaic DA CA RVSDCAMLDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 730      
661-414 0 Santa Clarita: Newhall-Castaic DA CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - 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 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.