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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

OCN: 1127 FRONTIER COMMUNICATIONS OF IOWA, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
712-737 3 Orange City IA ORCYIAXODS0  630      
712-737 4 Orange City IA ORCYIAXODS0  630      
712-737 5 Orange City IA ORCYIAXODS0  630      
712-737 6 Orange City IA ORCYIAXODS0  630      
712-737 8 Orange City IA ORCYIAXODS0  630      

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

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