Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
339-202 0 Lexington MA   128   2011-12-16   
339-202 1 Lexington MA   128   2011-12-16   
339-202 2 Lexington MA   128   2011-12-16   
339-202 3 Lexington MA   128   2011-12-16   
339-202 4 Lexington MA   128   2011-12-16   
339-202 5 Lexington MA   128   2011-12-16   
339-202 6 Lexington MA   128   2011-12-16   
339-202 7 Lexington MA   128   2011-12-16   
339-202 8 Lexington MA   128   2011-12-16   
339-202 9 Lexington MA   128   2011-12-16   
857-996 0 Boston MA   128   2007-10-14   
857-996 1 Boston MA   128   2007-10-14   
857-996 2 Boston MA   128   2007-10-14   
857-996 3 Boston MA   128   2007-10-14   
857-996 4 Boston MA   128   2007-10-14   
857-996 5 Boston MA   128   2007-10-14   
857-996 6 Boston MA   128   2007-10-14   
857-996 7 Boston MA   128   2007-10-14   
857-996 8 Boston MA   128   2007-10-14   
857-996 9 Boston MA   128   2007-10-14   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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