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: 454

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-454 A Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 0 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 1 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 2 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 3 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 4 Newton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-06-26   
617-454 5 Newton MA WSBOMAGOAMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2015-09-18   
617-454 6 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-454 7 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-11-01   
617-454 8 Newton MA   515J IP HORIZON LLC 128   2013-08-08   
617-454 9 Newton MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      

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

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