Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 590

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-590 A Melrose MA   892D ONVOY, LLC - MA 128   2025-04-19   
781-590 1 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
781-590 2 Melrose MA   829J PAETEC ITEL, LLC 128   2011-02-07   
781-590 3 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2012-03-18   
781-590 4 Melrose MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2015-08-06   
781-590 5 Melrose MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-09-21   
781-590 6 Melrose MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-28   
781-590 7 Melrose MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
781-590 8 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
781-590 9 Melrose MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2023-08-17   

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

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