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: 684

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-684 A Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-684 0 Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-684 1 Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-684 2 Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-684 3 Somerville MA CMBRMAWA0MD  4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2008-03-17   
617-684 4 Somerville MA   145J TERRA NOVA TELECOM INC. 128   2022-05-05   
617-684 5 Somerville MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-11-15   
617-684 6 Somerville MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-01-03   
617-684 7 Somerville MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2018-05-19   
617-684 8 Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-684 9 Somerville MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

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

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