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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Switch: ALNCNENW0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
308-262 7 Bridgeport NE 710A ALLO COMMUNICATIONS, LLC - NE 646   2011-10-09   
308-414 6 Imperial NE 710A ALLO COMMUNICATIONS, LLC - NE 646   2019-11-14   
308-761 A Alliance NE 710A ALLO COMMUNICATIONS, LLC - NE 646      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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