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: 925 [Rate centres in NPA 925] [Dial plan for NPA 925]

NXX: 292

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
925-292 A Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 0 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 1 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 2 Livermore CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-292 3 Livermore CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
925-292 4 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 5 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 6 Livermore CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
925-292 7 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 8 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
925-292 9 Livermore CA OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.