Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • 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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Last updated: Fri, 17 May 2013 01:26:12 UTC

How to use this page

NPA: 541 [Rate centres in NPA 541] [Dial plan for NPA 541]

NXX: 518

NPA-NXX-X Rate Centre Region Switch OCN LATA Eff date Disc date Map
541-518 Baker OR BAKROR040MD 5014 EAGLE TELEPHONE SYSTEM, INC. [link] 672 map


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