Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

NXX: 770

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-770 A New Bedford MA BRTNMACRLMD  5562 METROPCS, INC. 128      
774-770 0 New Bedford MA   5562 METROPCS, INC. 128   2017-07-27   
774-770 1 New Bedford MA   5562 METROPCS, INC. 128   2018-03-22   
774-770 2 New Bedford MA   5562 METROPCS, INC. 128   2019-07-25   
774-770 3 New Bedford MA   5562 METROPCS, INC. 128   2019-07-25   
774-770 4 New Bedford MA   318J COMCAST IP PHONE, LLC 128   2018-11-29   
774-770 5 New Bedford MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2023-03-05   
774-770 6 New Bedford MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-08-08   
774-770 7 New Bedford MA   5562 METROPCS, INC. 128   2017-01-06   
774-770 8 New Bedford MA   5562 METROPCS, INC. 128   2017-03-16   
774-770 9 New Bedford MA   5562 METROPCS, INC. 128   2016-09-05   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.