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: 401 [Rate centres in NPA 401] [Dial plan for NPA 401]

NXX: 240

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
401-240 A Bristol RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130      
401-240 0 Bristol RI PRVDRIWAHMD  318J COMCAST IP PHONE, LLC 130   2018-01-08   
401-240 1 Bristol RI EPRVRINBDS2  631G PEERLESS NETWORK OF RHODE ISLAND, LLC - RI 130   2019-10-30   
401-240 2 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2018-09-02   
401-240 3 Bristol RI PRVDRIWALMD  506J TWILIO INTERNATIONAL, INC. 130   2020-12-21   
401-240 4 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2018-04-28   
401-240 6 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2020-05-30   
401-240 7 Bristol RI PRVDRIWABMD  321J HD CARRIER LLC 130   2020-05-30   
401-240 8 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-08-09   
401-240 9 Bristol RI PRVDRIWAXJY  977E ONVOY, LLC - RI 130   2023-08-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.