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: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 983

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-983 A Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      
605-983 0 Arlington SD SXFLSDCOWMD  920F MCC TELEPHONY OF THE MID-WEST, LLC - SD 640      
605-983 1 Arlington SD SXFLSDCHIMD  106F BANDWIDTH.COM CLEC, LLC - SD 640      
605-983 2 Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      
605-983 3 Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      
605-983 4 Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      
605-983 5 Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      
605-983 6 Arlington SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-983 7 Arlington SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-983 8 Arlington SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-983 9 Arlington SD ARTNSDCORS1  9631 QWEST CORPORATION 640      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.