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: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 274

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-274 A Fairmount TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562      
409-274 0 Fairmount TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562   2023-08-26   
409-274 1 Fairmount TX BUMTTXTEX5X  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 562   2023-12-31   
409-274 2 Fairmount TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562   2021-10-09   
409-274 4 Fairmount TX BUMTTXTEX8X  903C ONVOY, LLC - TX 562   2021-09-04   
409-274 5 Fairmount TX BUMTTXTEXUX  624H ONVOY SPECTRUM, LLC 562   2021-12-04   
409-274 6 Fairmount TX BUMTTXTEXUX  624H ONVOY SPECTRUM, LLC 562   2021-12-04   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.