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: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-406 A Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 0 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 1 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 2 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 3 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 4 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 5 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 6 Boston MA BSTNMACODS2  7135 TC SYSTEMS, INC. 128      
617-406 7 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-11-30   
617-406 8 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-11-30   
617-406 9 Boston MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-06-03   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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