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: 217

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-217 A Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 0 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 1 Boston MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-03-02   
617-217 2 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 3 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 4 Boston MA WSBOMAGOAMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2014-08-06   
617-217 5 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 6 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 7 Boston MA BSTNMACODS0  7135 TC SYSTEMS, INC. 128      
617-217 8 Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-11-30   
617-217 9 Boston MA BSTNMACOVMD  4084 PAETEC COMMUNICATIONS, INC. - MA 128   2005-05-30   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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