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: 245

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-245 A Cambridge MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-245 0 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
617-245 1 Cambridge MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-245 2 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 3 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 4 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 5 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 6 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 7 Cambridge MA   8345 GLOBAL CROSSING LOCAL SERVICES, INC.-MA 128      
617-245 8 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-245 9 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      

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

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