Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 501

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-501 A New Bedford MA BRTNMACOVMD  7135 TC SYSTEMS, INC. 128      
508-501 0 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 1 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 2 New Bedford MA   7135 TC SYSTEMS, INC. 128      
508-501 3 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 4 New Bedford MA   892D ONVOY, LLC - MA 128   2023-05-20   
508-501 5 New Bedford MA   892D ONVOY, LLC - MA 128   2023-05-20   
508-501 6 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 7 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 8 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   
508-501 9 New Bedford MA   892D ONVOY, LLC - MA 128   2023-06-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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