Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 570 [Rate centres in NPA 570] [Dial plan for NPA 570]

NXX: 920

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
570-920 A Mandata PA SRBGPASR1MD  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 232      
570-920 0 Mandata PA   145J TERRA NOVA TELECOM INC. 232   2025-08-01   
570-920 6 Mandata PA SRBGPASR1MD  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 232   2008-06-08   
570-920 7 Mandata PA SCTNPASCXGY  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 232   2023-05-15   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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