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: 537

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-537 A Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 0 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 1 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 2 Mountain View CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2019-11-16   
650-537 3 Mountain View CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2015-06-18   
650-537 4 Mountain View CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2013-08-11   
650-537 5 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2013-03-13   
650-537 6 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 7 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 8 Mountain View CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722      
650-537 9 Mountain View CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2019-09-13   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.