Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Oxford Junction, IA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
563-486 A PSTNIAXO0MD  751F MCC TELEPHONY OF IOWA, LLC - IA 634      
563-486 0   751F MCC TELEPHONY OF IOWA, LLC - IA 634   2010-04-15   
563-486 2   9877 LEVEL 3 COMMUNICATIONS, LLC - IA 634   2018-07-31   
563-651 A PSTNIAXO0MD  751F MCC TELEPHONY OF IOWA, LLC - IA 634      
563-826 A LSNTIAXODS1  1229 LOST NATION-ELWOOD TEL. CO. 634      

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

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