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
650-260 2 Redwood City CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2005-09-26   
650-260 3 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-01-08   
650-260 4 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-01-08   
650-260 5 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-01-08   
650-260 6 Redwood City CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-09-25   
650-260 7 Redwood City CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
650-260 8 Redwood City CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-01-08   
650-260 9 Redwood City CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-261 A Redwood City CA RDCYCA01DS0  9740 PACIFIC BELL 722      
650-262 A Pescadero CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-262 0 Pescadero CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-01-30   
650-262 1 Pescadero CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-03-27   
650-262 2 Pescadero CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2003-09-14   
650-262 3 Pescadero CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-03-06   
650-262 4 Pescadero CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-262 5 Pescadero CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-09-22   
650-262 6 Pescadero CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-08-29   
650-262 7 Pescadero CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
650-262 8 Pescadero CA SNJUCACL4MD  939H COMMIO, LLC 722   2022-11-10   
650-262 9 Pescadero CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-01-08   
650-263 A Moss Beach CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-263 0 Moss Beach CA SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
650-263 1 Moss Beach CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-11-12   
650-263 2 Moss Beach CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-11-10   
650-263 3 Moss Beach CA HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722   2003-09-14   
650-263 4 Moss Beach CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-08-29   
650-263 5 Moss Beach CA SNFCCA01XGX  516C AT&T CORP. 722   2011-08-09   
650-263 6 Moss Beach CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
650-263 7 Moss Beach CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
650-263 8 Moss Beach CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-12-02   
650-263 9 Moss Beach CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
650-264 A San Carlos-Belmont CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-264 0 San Carlos-Belmont CA SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
650-264 1 San Carlos-Belmont CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-264 2 San Carlos-Belmont CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-09-15   
650-264 3 San Carlos-Belmont CA SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2010-02-15   
650-264 4 San Carlos-Belmont CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-09-15   
650-264 5 San Carlos-Belmont CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-09-15   
650-264 6 San Carlos-Belmont CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2004-02-02   
650-264 7 San Carlos-Belmont CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-11-13   
650-264 8 San Carlos-Belmont CA SNFCCA01XGX  516C AT&T CORP. 722   2006-06-30   
650-264 9 San Carlos-Belmont CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-08-14   
650-265 A Mountain View CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-265 0 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-12-27   
650-265 1 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2007-10-08   
650-265 2 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-10   
650-265 3 Mountain View CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-265 4 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2003-03-22   
650-265 5 Mountain View CA SNFCCA01DS5  7421 AT&T - LOCAL 722      
650-265 6 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-02-13   
650-265 7 Mountain View CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-06-10   
650-265 8 Mountain View CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-09-01   
650-265 9 Mountain View CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-06-07   
650-266 A South San Francisco CA SNBUCA02DS1  9740 PACIFIC BELL 722      
650-267 A South San Francisco CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-267 0 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2004-08-02   
650-267 1 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2004-05-08   
650-267 2 South San Francisco CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2004-05-03   
650-267 3 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2004-11-28   
650-267 4 South San Francisco CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-267 5 South San Francisco CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2004-12-09   
650-267 6 South San Francisco CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2004-12-09   
650-267 7 South San Francisco CA SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2004-02-02   
650-267 8 South San Francisco CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-02-05   
650-267 9 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722   2007-06-10   
650-268 A Pescadero CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-268 0 Pescadero CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2017-03-18   
650-268 1 Pescadero CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-268 2 Pescadero CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2010-10-22   
650-268 4 Pescadero CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-03-12   
650-268 5 Pescadero CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-09-21   
650-268 6 Pescadero CA   145J TERRA NOVA TELECOM INC. 722   2023-06-27   
650-268 7 Pescadero CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
650-268 8 Pescadero CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-04   
650-268 9 Pescadero CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-04   
650-269 A Palo Alto CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-270 A South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 0 South San Francisco CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2005-08-11   
650-270 1 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 2 South San Francisco CA SNFCCAMK8MD  8690 GLOBAL CROSSING LOCAL SERVICES, INC. - CA 722   2005-03-15   
650-270 3 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 4 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 5 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 6 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 7 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 8 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-270 9 South San Francisco CA OKLECAZV1MD  6529 T-MOBILE USA, INC. 722      
650-271 A San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 0 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 1 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 2 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 3 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 4 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 5 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 6 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 7 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 8 San Francisco: Juniper DA CA OKLECAZV1MD  5562 METROPCS, INC. 722      
650-271 9 San Francisco: Juniper DA CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2013-02-22   
650-272 A Palo Alto CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
650-272 0 Palo Alto CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2014-06-17   

<< 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: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.