Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 554

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-554 A Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-554 1 Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2017-05-29   
507-554 2 Lyle MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-06-21   
507-554 3 Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2020-11-02   
507-554 4 Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2021-03-08   
507-554 5 Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2019-09-12   
507-554 7 Lyle MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2015-01-02   
507-554 8 Lyle MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-10-24   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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