Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 240

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-240 A Unionville IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632      
641-240 0 Unionville IA DESMIAITGT5  444G AUREON COMMUNICATIONS, LLC 632   2024-02-01   
641-240 2 Unionville IA KNVLIAXCPMD  624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-240 9 Unionville IA DESMIADTXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 632   2021-09-05   

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

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