Local Calling Guide

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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 434

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-434 A Waltham MA CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
781-434 0 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 1 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 2 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 3 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 4 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 5 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 6 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 7 Waltham MA   7135 TC SYSTEMS, INC. 128      
781-434 8 Waltham MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-02-01   
781-434 9 Waltham MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-02-01   

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

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