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: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-544 A Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-544 0 Hopkinton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2013-01-10   
508-544 1 Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-544 2 Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-544 4 Hopkinton MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-10-14   
508-544 5 Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-544 6 Hopkinton MA HPTNMAHRRP0  9102 VERIZON NEW ENGLAND INC. 128      
508-544 7 Hopkinton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-12-20   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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