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.
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Stella, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
405-386 A NWLLOKXADS0  2006 MCLOUD TEL. CO. 536      
405-890 A OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
405-890 1 OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536   2020-04-12   

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

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