Local Calling Guide

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

NXX: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-521 A Osterville MA   829J PAETEC ITEL, LLC 128      
774-521 0 Osterville MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2004-12-15   
774-521 1 Osterville MA   829J PAETEC ITEL, LLC 128   2001-10-15   
774-521 2 Osterville MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2006-07-24   
774-521 3 Osterville MA   318J COMCAST IP PHONE, LLC 128   2008-09-25   
774-521 4 Osterville MA   5562 METROPCS, INC. 128   2006-06-07   
774-521 5 Osterville MA   5562 METROPCS, INC. 128   2005-09-07   
774-521 6 Osterville MA   5562 METROPCS, INC. 128   2004-12-22   
774-521 7 Osterville MA   5562 METROPCS, INC. 128   2004-05-13   
774-521 8 Osterville MA   5562 METROPCS, INC. 128   2003-09-08   
774-521 9 Osterville MA   6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2003-02-12   

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

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