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: 880

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-880 A Boston MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128      
857-880 0 Boston MA   5562 METROPCS, INC. 128   2016-05-13   
857-880 1 Boston MA   829J PAETEC ITEL, LLC 128   2016-03-30   
857-880 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2016-03-26   
857-880 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-08   
857-880 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-08   
857-880 5 Boston MA   829J PAETEC ITEL, LLC 128   2016-03-30   
857-880 6 Boston MA   5562 METROPCS, INC. 128   2016-05-13   
857-880 7 Boston MA   5562 METROPCS, INC. 128   2016-05-13   
857-880 8 Boston MA   732H BARR TELL USA, INC. - MA 128   2016-01-22   
857-880 9 Boston MA   5562 METROPCS, INC. 128   2016-05-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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