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: 515

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
405-515 A Norman OK OKCYOKCEXOY  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536      
405-515 0 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 1 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 2 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 3 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 4 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 5 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 6 Norman OK   9533 SOUTHWESTERN BELL 536   2009-08-11   
405-515 7 Norman OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 536   2007-06-15   
405-515 8 Norman OK   829J PAETEC ITEL, LLC 536   2009-12-10   
405-515 9 Norman OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2011-06-10   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.