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: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-866 A Cambridge MA CMBRMABEDS1  9102 VERIZON NEW ENGLAND INC. 128      
617-866 0 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-03-16   
617-866 1 Cambridge MA   6664 SPRINT SPECTRUM L.P. 128   2005-06-04   
617-866 2 Cambridge MA   6664 SPRINT SPECTRUM L.P. 128   2005-06-04   
617-866 3 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-10-24   
617-866 4 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-866 5 Cambridge MA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-866 6 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-866 7 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2008-10-24   
617-866 8 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2009-08-15   
617-866 9 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2010-12-29   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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