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: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 979

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-979 A Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 0 Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 2 Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 3 Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 4 Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 5 Melrose MA   145J TERRA NOVA TELECOM INC. 128   2023-04-27   
781-979 6 Melrose MA MLDNMAELDS2  9102 VERIZON NEW ENGLAND INC. 128      
781-979 8 Melrose MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-07-20   
781-979 9 Melrose MA   145J TERRA NOVA TELECOM INC. 128   2022-08-31   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.