Local Calling Guide

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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-266 A Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
774-266 0 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2002-08-30   
774-266 1 Mansfield MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-08-27   
774-266 2 Mansfield MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2005-02-07   
774-266 3 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2003-12-19   
774-266 4 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2006-09-01   
774-266 5 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-04-04   
774-266 6 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2005-03-04   
774-266 7 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-04-01   
774-266 8 Mansfield MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-03-18   
774-266 9 Mansfield MA   515J IP HORIZON LLC 128   2015-03-26   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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