Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Buffalo Center, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-561 A LKMLIAXODS1  1337 WINNEBAGO COOP. TEL. ASSN. - IA 632      
641-562 A LKMLIAXODS1  1337 WINNEBAGO COOP. TEL. ASSN. - IA 632      
641-735 A DESMIAITX1X  751F MCC TELEPHONY OF IOWA, LLC - IA 632      
641-735 1   6529 T-MOBILE USA, INC. 632   2024-08-15   
641-735 5   544H INTEGRATED PATH COMMUNCATIONS, LLC - IA 632   2018-05-14   
641-735 7   5562 METROPCS, INC. 632   2018-07-12   
641-735 9   751F MCC TELEPHONY OF IOWA, LLC - IA 632   2010-04-15   

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

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