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: 806

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-806 A Cambridge MA CMBRMAWADS2  9102 VERIZON NEW ENGLAND INC. 128      
617-806 1 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 2 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 3 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 4 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 5 Cambridge MA   814J LIGHTPATH OF NEW ENGLAND 128   2021-11-07   
617-806 6 Cambridge MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-08-04   
617-806 7 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 8 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      
617-806 9 Cambridge MA   9102 VERIZON NEW ENGLAND INC. 128      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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