Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 623

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-623 A Foxboro MA BSTNMACODS7  4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 0 Foxboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 1 Foxboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 2 Foxboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 3 Foxboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 4 Foxboro MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128      
508-623 5 Foxboro MA   4536 XO MASSACHUSETTS, INC. 128   2010-10-22   
508-623 6 Foxboro MA   4536 XO MASSACHUSETTS, INC. 128   2010-10-22   
508-623 7 Foxboro MA   4536 XO MASSACHUSETTS, INC. 128   2010-10-22   
508-623 8 Foxboro MA   4536 XO MASSACHUSETTS, INC. 128   2010-10-22   
508-623 9 Foxboro MA   4536 XO MASSACHUSETTS, INC. 128   2010-10-22   

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

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