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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NPA: 712 [Rate centres in NPA 712] [Dial plan for NPA 712]

NXX: 996

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
712-996 A Manson IA SXCYIADTX4X  516J TON80 COMMUNICATIONS, LLC 630      
712-996 0 Manson IA RCCYIAXCXMD  624H ONVOY SPECTRUM, LLC 630   2024-03-17   
712-996 6 Manson IA SXCYIADTX4X  516J TON80 COMMUNICATIONS, LLC 630   2022-05-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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