Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX: 958

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-958 A Chelsea MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      
617-958 0 Chelsea MA BSTPMALLOMD  073H TELNYX LLC 128   2021-03-04   
617-958 1 Chelsea MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
617-958 2 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-21   
617-958 3 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
617-958 4 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
617-958 5 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-03-25   
617-958 6 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-03-25   
617-958 7 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-03-25   
617-958 8 Chelsea MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-03-25   
617-958 9 Chelsea MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128      

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

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