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: 798

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-798 A Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 0 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 1 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 2 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 3 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 4 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 5 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 6 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 7 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
617-798 8 Cambridge MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2020-01-09   
617-798 9 Cambridge MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-21   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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