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: 442

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-442 A Tulsa OK TULSOKDV8MD  6529 T-MOBILE USA, INC. 538      
918-442 0 Tulsa OK TULSOKTBXXZ  624H ONVOY SPECTRUM, LLC 538   2021-11-12   
918-442 1 Tulsa OK TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538      
918-442 2 Tulsa OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2011-06-22   
918-442 3 Tulsa OK TULSOKTBXXZ  624H ONVOY SPECTRUM, LLC 538   2021-11-12   
918-442 4 Tulsa OK TULSOKDV8MD  6529 T-MOBILE USA, INC. 538   2011-11-03   
918-442 5 Tulsa OK TULSOKDV8MD  6529 T-MOBILE USA, INC. 538   2011-11-03   
918-442 6 Tulsa OK TULSOKDV8MD  5562 METROPCS, INC. 538   2011-11-03   
918-442 7 Tulsa OK TULSOKDV8MD  6529 T-MOBILE USA, INC. 538   2011-11-03   
918-442 8 Tulsa OK TULSOKDV8MD  6529 T-MOBILE USA, INC. 538   2011-11-03   
918-442 9 Tulsa OK TULSOKTBXXZ  624H ONVOY SPECTRUM, LLC 538   2023-09-16   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.