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]

NXX: 532

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-532 A San Mateo CA SNJUCA10DS0  8322 MPOWER COMMUNICATIONS CORP - CA 722      
650-532 0 San Mateo CA SNJUCA10DS0  8322 MPOWER COMMUNICATIONS CORP - CA 722      
650-532 1 San Mateo CA SNJSCAYBDS1  7453 U.S. TELEPACIFIC CORP. - CA 722   2009-10-11   
650-532 2 San Mateo CA SNJUCA10DS0  8322 MPOWER COMMUNICATIONS CORP - CA 722      
650-532 3 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   
650-532 4 San Mateo CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2011-07-04   
650-532 5 San Mateo CA SNFCCAMMDS7  258E YMAX COMMUNICATIONS CORP. - CA 722   2009-07-29   
650-532 6 San Mateo CA SNJUCA10DS0  8322 MPOWER COMMUNICATIONS CORP - CA 722      
650-532 7 San Mateo CA SNFCCAMMDS7  258E YMAX COMMUNICATIONS CORP. - CA 722   2009-07-29   
650-532 8 San Mateo CA SNFCCAMMDS7  258E YMAX COMMUNICATIONS CORP. - CA 722   2010-03-03   
650-532 9 San Mateo CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-05-26   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.