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.

Switch: SXFLSDCHMMD

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-868 3 Watertown SD 5562 METROPCS, INC. 640      
605-868 4 Watertown SD 6701 AERIAL COMMUNICATIONS, INC. 640      
605-868 9 Watertown SD 6701 AERIAL COMMUNICATIONS, INC. 640      
605-900 1 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-05-28   
605-900 2 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-07-10   
605-900 3 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-07-10   
605-900 4 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-08-14   
605-902 4 Watertown SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-06-23   
605-902 5 Watertown SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-03-12   
605-902 6 Watertown SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-05-02   
605-910 1 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2022-03-13   
605-910 2 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2022-03-13   
605-910 3 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2022-03-13   
605-953 A Hartford SD 6701 AERIAL COMMUNICATIONS, INC. 640      
605-953 6 Hartford SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-953 7 Hartford SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-953 8 Hartford SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-953 9 Hartford SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-961 1 Sioux Falls SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-07-10   
605-963 A Dell Rapids SD 6701 AERIAL COMMUNICATIONS, INC. 640      
605-963 3 Dell Rapids SD 6701 AERIAL COMMUNICATIONS, INC. 640   2025-06-14   
605-963 6 Dell Rapids SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-963 7 Dell Rapids SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-963 9 Dell Rapids SD 6701 AERIAL COMMUNICATIONS, INC. 640   2016-06-20   
605-971 6 Aberdeen SD 6701 AERIAL COMMUNICATIONS, INC. 640   2021-04-26   
605-971 7 Aberdeen SD 6701 AERIAL COMMUNICATIONS, INC. 640   2021-04-26   
605-971 8 Aberdeen SD 6701 AERIAL COMMUNICATIONS, INC. 640   2021-04-26   
605-982 7 Aberdeen SD 6701 AERIAL COMMUNICATIONS, INC. 640   2024-10-24   

<< 1 2

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.