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: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 673

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-673 A Picher OK PCHROKMARL1  9533 SOUTHWESTERN BELL 538      
918-673 0 Picher OK TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-04   
918-673 1 Picher OK PCHROKMARL1  9533 SOUTHWESTERN BELL 538      
918-673 2 Picher OK TULSOKTBX5Z  073H TELNYX LLC 538   2019-01-10   
918-673 3 Picher OK TULTOKCL8MD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2017-03-18   
918-673 4 Picher OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-12-28   
918-673 5 Picher OK TULSOKTBX6Z  7575 CENTURYLINK COMMUNICATIONS LLC 538   2017-04-08   
918-673 6 Picher OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-673 7 Picher OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-673 8 Picher OK VINTOK20DS0  945H NORTHEAST RURAL SERVICES, INC. - OK 538   2016-01-01   
918-673 9 Picher OK PCHROKMARL1  9533 SOUTHWESTERN BELL 538      

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.