Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-362 A Boston MA BSTNMABEDS2  9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 0 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 1 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2006-10-17   
857-362 2 Boston MA   9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 3 Boston MA   9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 4 Boston MA   9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 5 Boston MA   9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 6 Boston MA   9102 VERIZON NEW ENGLAND INC. 128   2006-08-18   
857-362 7 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 8 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   
857-362 9 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-12-09   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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