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: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-290 A Northboro MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-290 0 Northboro MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2022-01-10   
508-290 1 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-02-04   
508-290 2 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-12-03   
508-290 3 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-05-07   
508-290 4 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 5 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 6 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 7 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 8 Northboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-06-23   
508-290 9 Northboro MA BSTPMALLOMD  073H TELNYX LLC 128   2023-06-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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