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: 405 [Rate centres in NPA 405] [Dial plan for NPA 405]

NXX: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-456 A Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 0 Oklahoma City OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536      
405-456 1 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 2 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 3 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 4 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 5 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 6 Oklahoma City OK   829J PAETEC ITEL, LLC 536      
405-456 7 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 8 Oklahoma City OK OKCYOKCEDS0  9533 SOUTHWESTERN BELL 536      
405-456 9 Oklahoma City OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.