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: 955

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
641-955 A Monroe IA DESMIADTXUX  965H FRACTEL, LLC 632      
641-955 0 Monroe IA   6529 T-MOBILE USA, INC. 632   2024-08-15   
641-955 3 Monroe IA   624H ONVOY SPECTRUM, LLC 632   2024-03-09   
641-955 4 Monroe IA   221F ONVOY, LLC - IA 632   2021-04-22   
641-955 5 Monroe IA   965H FRACTEL, LLC 632   2020-09-14   
641-955 6 Monroe IA   221F ONVOY, LLC - IA 632   2020-11-20   
641-955 7 Monroe IA   221F ONVOY, LLC - IA 632   2021-04-22   
641-955 8 Monroe IA   490J DISH WIRELESS, LLC 632   2022-08-27   
641-955 9 Monroe IA   145J TERRA NOVA TELECOM INC. 632   2025-06-06   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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