Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-290 A Natick MA   829J PAETEC ITEL, LLC 128      
774-290 0 Natick MA   829J PAETEC ITEL, LLC 128   2001-06-23   
774-290 1 Natick MA   829J PAETEC ITEL, LLC 128   2001-09-25   
774-290 2 Natick MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2002-01-29   
774-290 3 Natick MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2016-12-10   
774-290 4 Natick MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-08-27   
774-290 5 Natick MA   892D ONVOY, LLC - MA 128   2016-03-18   
774-290 6 Natick MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-12-14   
774-290 7 Natick MA   892D ONVOY, LLC - MA 128   2016-03-18   
774-290 8 Natick MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2015-11-09   
774-290 9 Natick MA   732H BARR TELL USA, INC. - MA 128   2016-01-01   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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