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: 742

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-742 A Rochester MN ROCHMNROX1Y  506J TWILIO INTERNATIONAL, INC. 620      
507-742 0 Rochester MN ROCHMNROX6X  6701 AERIAL COMMUNICATIONS, INC. 620   2022-05-13   
507-742 1 Rochester MN ROCHMNROX6X  6701 AERIAL COMMUNICATIONS, INC. 620   2022-05-13   
507-742 2 Rochester MN ROCHMNROX6X  6701 AERIAL COMMUNICATIONS, INC. 620   2022-05-13   
507-742 3 Rochester MN ROCHMNROX6X  6701 AERIAL COMMUNICATIONS, INC. 620   2022-05-13   
507-742 4 Rochester MN ROCHMNROXLX  5562 METROPCS, INC. 620   2023-02-20   
507-742 8 Rochester MN ROCHMNROX1Y  506J TWILIO INTERNATIONAL, INC. 620   2020-12-21   
507-742 9 Rochester MN ROCHMNROX0X  980E BANDWIDTH.COM CLEC, LLC - MN 620   2022-11-18   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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