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
650-200 A San Mateo CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
650-200 0 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-200 1 San Mateo CA   515J IP HORIZON LLC 722      
650-200 2 San Mateo CA SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
650-200 3 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-200 4 San Mateo CA   515J IP HORIZON LLC 722      
650-200 5 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-200 6 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-200 7 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-200 8 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-200 9 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-201 A South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 0 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-201 1 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 2 South San Francisco CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-201 3 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 4 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 5 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 6 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 7 South San Francisco CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-201 8 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-201 9 South San Francisco CA   6529 T-MOBILE USA, INC. 722      
650-202 A San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 0 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 1 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 2 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 3 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 4 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 5 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 6 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 7 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 8 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-202 9 San Mateo CA SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722      
650-203 A Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 0 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 1 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 2 Mountain View CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-203 3 Mountain View CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-203 4 Mountain View CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-203 5 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 6 Mountain View CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-203 7 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 8 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-203 9 Mountain View CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-204 A Millbrae CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
650-204 0 Millbrae CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-204 1 Millbrae CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-204 2 Millbrae CA OKLDCAEBDS0  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 722      
650-204 3 Millbrae CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-204 4 Millbrae CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-204 5 Millbrae CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-204 6 Millbrae CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-204 7 Millbrae CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-204 8 Millbrae CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-204 9 Millbrae CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-205 A South San Francisco CA SNFCCA21XUY  6630 USA MOBILITY WIRELESS, INC. 722      
650-206 A Woodside CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-206 0 Woodside CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-206 1 Woodside CA SNFCCAMM8MD  973E RACE TELECOMMUNICATIONS, INC. - CA 722      
650-206 2 Woodside CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-206 3 Woodside CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-206 4 Woodside CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-206 5 Woodside CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-206 6 Woodside CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-206 7 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-206 8 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-206 9 Woodside CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-207 A Redwood City CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-208 A Redwood City CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-209 A Los Altos CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-209 0 Los Altos CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-209 1 Los Altos CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-209 2 Los Altos CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-209 3 Los Altos CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-209 4 Los Altos CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-209 5 Los Altos CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
650-209 6 Los Altos CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-209 7 Los Altos CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-209 8 Los Altos CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-209 9 Los Altos CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722      
650-210 A Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 0 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 1 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 2 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 3 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 4 Mountain View CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-210 5 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 6 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-210 7 Mountain View CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
650-210 8 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-210 9 Mountain View CA MTVWCA11DS1  9740 PACIFIC BELL 722      
650-212 A San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 0 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 1 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 2 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 3 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 4 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 722      
650-212 5 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722      
650-212 6 San Mateo CA   649C ONVOY, LLC - CA 722      
650-212 7 San Mateo CA SNMTCA11DS0  9740 PACIFIC BELL 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.