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: Wed, 12 Jun 2013 23:24:04 UTC

How to use this page

NPA: 920 [Rate centres in NPA 920] [Dial plan for NPA 920]

NXX: 689

NPA-NXX-X Rate Centre Region Switch OCN LATA Eff date Disc date Map
920-689 Burnett WI BVDMWI01DSA 9327 AMERITECH WISCONSIN [link] 356 map
920-689-1 Burnett WI 3839 CHARTER FIBERLINK CCO, LLC - WI [link] 356 2009-02-26
920-689-2 Burnett WI 9327 AMERITECH WISCONSIN [link] 356


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