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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-704 A Dorchester MA BSTNMABLDS3  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-704 0 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 1 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 2 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 3 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 4 Dorchester MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2009-04-24   
617-704 5 Dorchester MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2011-11-18   
617-704 6 Dorchester MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2009-04-24   
617-704 7 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 8 Dorchester MA   6664 SPRINT SPECTRUM L.P. 128   2011-12-05   
617-704 9 Dorchester MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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