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: 526

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
650-526 A Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 0 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 1 Mountain View CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
650-526 2 Mountain View CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722      
650-526 3 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 4 Mountain View CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722      
650-526 5 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 6 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 7 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      
650-526 8 Mountain View CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
650-526 9 Mountain View CA MTVWCA11DS0  9740 PACIFIC BELL 722      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.