Local Calling Guide

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South Adams, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
641-282 A ROCHMNROQMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620      
641-282 2   221F ONVOY, LLC - IA 620   2021-08-28   
641-282 3   624H ONVOY SPECTRUM, LLC 620   2021-11-12   
641-282 4   624H ONVOY SPECTRUM, LLC 620   2021-11-12   
641-282 8   624H ONVOY SPECTRUM, LLC 620   2021-07-12   
641-282 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 620   2021-07-09   
641-586 A ADMSMNXBDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
641-586 0   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
641-586 1   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
641-586 2   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
641-586 3   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
641-586 4   221F ONVOY, LLC - IA 620   2020-03-27   
641-586 5   221F ONVOY, LLC - IA 620   2020-01-05   
641-586 6   073H TELNYX LLC 620   2020-05-29   
641-586 8   221F ONVOY, LLC - IA 620   2021-03-08   
641-586 9   1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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