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: 549

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-549 A Revere MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2025-04-11   
781-549 0 Revere MA   892D ONVOY, LLC - MA 128   2021-04-06   
781-549 3 Revere MA   892D ONVOY, LLC - MA 128   2021-04-06   
781-549 6 Revere MA   892D ONVOY, LLC - MA 128   2016-03-03   
781-549 7 Revere MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-08   
781-549 8 Revere MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-12-08   
781-549 9 Revere MA   892D ONVOY, LLC - MA 128   2021-04-06   

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

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