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: 650 [Rate centres in NPA 650] [Dial plan for NPA 650]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-433 4 Palo Alto CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-433 5 Palo Alto CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-433 6 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-433 7 Palo Alto CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-433 8 Palo Alto CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-433 9 Palo Alto CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-434 A Woodside CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-434 0 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-434 1 Woodside CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
650-434 2 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-434 3 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-434 4 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-434 5 Woodside CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-434 6 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-434 7 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-434 8 Woodside CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-434 9 Woodside CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-435 A San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-435 0 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-435 1 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-435 2 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-435 3 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-435 4 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-435 5 San Mateo CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
650-435 6 San Mateo CA   515J IP HORIZON LLC 722      
650-435 7 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-435 8 San Mateo CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
650-435 9 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-436 A San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-436 0 San Mateo CA   515J IP HORIZON LLC 722      
650-436 1 San Mateo CA OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722      
650-436 2 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-436 3 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-436 4 San Mateo CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-436 5 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-436 6 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-436 7 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-436 8 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-436 9 San Mateo CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-437 A San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 0 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 1 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 2 San Mateo CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
650-437 3 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-437 4 San Mateo CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-437 5 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 6 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 7 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-437 8 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-437 9 San Mateo CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-438 A South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 0 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 1 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 2 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 3 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 4 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 5 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 6 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 7 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 8 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-438 9 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-439 A Mountain View CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-439 0 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-439 1 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-439 2 Mountain View CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
650-439 3 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-439 4 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-439 5 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-439 6 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-439 7 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-439 8 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-439 9 Mountain View CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-440 A Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 0 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 1 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 2 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 3 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 4 Half Moon Bay CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-440 5 Half Moon Bay CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-440 6 Half Moon Bay CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-440 7 Half Moon Bay CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-440 8 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-440 9 Half Moon Bay CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 A Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-441 0 Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-441 1 Palo Alto CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-441 2 Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-441 3 Palo Alto CA SNFCCAFJDS0  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-441 4 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 5 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 6 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 7 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 8 Palo Alto CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-441 9 Palo Alto CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-442 A South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-442 0 South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-442 1 South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-442 2 South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-442 3 South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-442 4 South San Francisco CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      

<< 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 >>

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.