Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: HULLIAACRS4

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
712-439 7 Hull IA 1109 HEARTLAND TELECO OF IA DBA PREMIER COMMUNICATIONS 630      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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