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: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

NXX: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-210 A Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
339-210 0 Saugus MA   515J IP HORIZON LLC 128   2016-07-01   
339-210 1 Saugus MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-02   
339-210 2 Saugus MA BSTPMALLOMD  073H TELNYX LLC 128   2019-03-19   
339-210 3 Saugus MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-10-10   
339-210 4 Saugus MA SOVLMAAB3MD  197D VONAGE AMERICA LLC 128   2020-01-16   
339-210 5 Saugus MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-06-01   
339-210 6 Saugus MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-01-15   
339-210 7 Saugus MA BSTPMALLZMD  506J TWILIO INTERNATIONAL, INC. 128   2020-12-19   
339-210 8 Saugus MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-20   
339-210 9 Saugus MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2019-06-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.