Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
508-597 4 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-597 5 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-597 6 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-597 7 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-597 8 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-597 9 Marlboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-598 A Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-598 1 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-598 4 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-598 6 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-598 9 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 A Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 1 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 2 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 4 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2009-12-23   
508-599 6 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 7 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-599 9 Westboro MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-617 2 Fall River MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-12-12   
508-618 A Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-618 0 Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-618 3 Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2018-06-25   
508-618 6 Mansfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 A Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 0 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 1 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 2 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 5 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 6 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 7 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-629 8 Vineyard Haven MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 A Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 0 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 1 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 2 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 4 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 5 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 6 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 7 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-632 8 Harwich MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-637 A North Brookfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-637 2 North Brookfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2002-07-26   
508-637 3 North Brookfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-637 6 North Brookfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-637 9 North Brookfield MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
508-657 9 Bellingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2007-08-01   
508-663 A Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-663 0 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-663 1 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
508-663 2 Framingham MA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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