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.

Woodside, CA

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
650-658 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-09-10   
650-658 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2022-09-10   
650-683 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
650-683 0 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-683 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-11-16   
650-683 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2020-09-10   
650-683 3 SNFCCA01XGX  516C AT&T CORP. 722   2008-10-18   
650-683 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2011-04-09   
650-683 5 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-03-11   
650-683 6 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-10-04   
650-683 7 SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2015-02-02   
650-683 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-23   
650-683 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-23   
650-751 A SNJUCACL00Z  490J DISH WIRELESS, LLC 722      
650-751 0 SNJUCACL00Z  490J DISH WIRELESS, LLC 722   2023-07-31   
650-751 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-08-01   
650-751 2 SNJUCACL4MD  939H COMMIO, LLC 722   2023-08-20   
650-751 3 SNJUCACL4MD  939H COMMIO, LLC 722   2023-08-20   
650-751 4 SNJUCACL4MD  939H COMMIO, LLC 722   2023-08-20   
650-751 5 SNJUCACL4MD  939H COMMIO, LLC 722   2023-08-20   
650-751 7 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2023-10-22   
650-751 8 SNJUCACL4MD  939H COMMIO, LLC 722   2023-08-20   
650-751 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2023-08-01   
650-850 A HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-850 0 HYWRCAMCDS0  7240 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - CA 722      
650-850 1 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2014-11-10   
650-850 2 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2015-07-10   
650-850 3 SNFCCAMKX1X  9262 UTILITY TELECOM GROUP, LLC - CA 722   2006-06-14   
650-850 4 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2015-03-18   
650-850 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2020-08-29   
650-850 6 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2014-10-11   
650-850 7 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2015-06-22   
650-850 8 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2016-12-08   
650-850 9 SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2016-11-07   
650-851 A MNPKCA11DS0  9740 PACIFIC BELL 722      

<< 1 2 3

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.