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: 393

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-393 A Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-393 0 Muldrow OK TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-04   
918-393 1 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2022-12-17   
918-393 2 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-393 3 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-393 4 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
918-393 5 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
918-393 6 Muldrow OK TULSOKTBX8Y  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2013-07-11   
918-393 7 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
918-393 8 Muldrow OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
918-393 9 Muldrow OK TULSOKTBXLZ  506J TWILIO INTERNATIONAL, INC. 538   2021-08-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.