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: 331

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-331 A Attleboro MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
774-331 0 Attleboro MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128      
774-331 1 Attleboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
774-331 2 Attleboro MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
774-331 3 Attleboro MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-331 4 Attleboro MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128      
774-331 5 Attleboro MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
774-331 6 Attleboro MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
774-331 7 Attleboro MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
774-331 8 Attleboro MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
774-331 9 Attleboro MA CMBSMA01GT3  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.