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: 417

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-417 A Cambridge MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 0 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 1 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 2 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 3 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 4 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 5 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 6 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 7 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-12-08   
617-417 8 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-08-30   
617-417 9 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-12-08   

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

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