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: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-523 A Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 0 Tulsa OK TULSOKDV3MD  5562 METROPCS, INC. 538      
918-523 1 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 2 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 3 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 4 Tulsa OK TULSOKDV3MD  5562 METROPCS, INC. 538      
918-523 5 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 6 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 7 Tulsa OK TULSOKTBXCZ  145J TERRA NOVA TELECOM INC. 538      
918-523 8 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      
918-523 9 Tulsa OK TULSOKWODS0  9533 SOUTHWESTERN BELL 538      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.