Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-304 A Pender NE OMAHNENWGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644      
531-304 0 Pender NE OMAKNEYW1MD  939H COMMIO, LLC 644   2023-08-19   
531-304 1 Pender NE OMAKNEYW1MD  939H COMMIO, LLC 644   2023-08-19   
531-304 2 Pender NE OMAKNEYW1MD  939H COMMIO, LLC 644   2023-08-19   
531-304 3 Pender NE OMAHNENWXCY  5807 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NE 644   2024-11-27   
531-304 4 Pender NE OMAHNENWX2Y  624H ONVOY SPECTRUM, LLC 644   2024-12-20   
531-304 7 Pender NE OMAKNEYW1MD  939H COMMIO, LLC 644   2023-08-19   
531-304 8 Pender NE OMAKNEYW1MD  939H COMMIO, LLC 644   2023-08-19   
531-304 9 Pender NE OMAHNENWGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2022-12-31   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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