Local Calling Guide

Area code/prefix search

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NPA: 641 [Rate centres in NPA 641] [Dial plan for NPA 641]

NXX: 639

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-639 A Mystic IA   624H ONVOY SPECTRUM, LLC 632   2024-06-06   
641-639 0 Mystic IA   624H ONVOY SPECTRUM, LLC 632      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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