Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-312 2 West Spearfish WY 450F ONVOY, LLC - WY 640   2017-04-20   
307-312 3 West Spearfish WY 450F ONVOY, LLC - WY 640   2018-11-12   
307-312 4 West Spearfish WY 450F ONVOY, LLC - WY 640   2019-09-07   
307-312 5 West Spearfish WY 450F ONVOY, LLC - WY 640   2019-09-07   
307-312 6 West Spearfish WY 450F ONVOY, LLC - WY 640   2020-02-23   
307-312 9 West Spearfish WY 450F ONVOY, LLC - WY 640   2020-06-04   
307-405 A West Belle Fourche WY 450F ONVOY, LLC - WY 640      
307-405 1 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2023-07-23   
307-407 A West Spearfish WY 450F ONVOY, LLC - WY 640      
307-407 1 West Spearfish WY 450F ONVOY, LLC - WY 640   2021-07-11   
307-407 3 West Spearfish WY 450F ONVOY, LLC - WY 640   2020-10-10   
307-407 4 West Spearfish WY 450F ONVOY, LLC - WY 640   2020-10-10   
307-407 6 West Spearfish WY 450F ONVOY, LLC - WY 640   2021-03-02   
307-407 7 West Spearfish WY 450F ONVOY, LLC - WY 640   2021-03-02   
307-407 8 West Spearfish WY 450F ONVOY, LLC - WY 640   2021-08-27   
307-446 A West Spearfish WY 450F ONVOY, LLC - WY 640      
307-446 1 West Spearfish WY 450F ONVOY, LLC - WY 640   2023-07-23   
307-785 A West Belle Fourche WY 450F ONVOY, LLC - WY 640      
307-785 0 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2017-05-19   
307-785 2 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2021-07-11   
307-785 3 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2019-09-07   
307-785 4 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2021-03-02   
307-785 5 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2021-03-02   
307-785 8 West Belle Fourche WY 450F ONVOY, LLC - WY 640   2018-11-04   
402-882 7 South Yankton NE 549E ONVOY, LLC - NE 640   2017-04-21   
531-221 A South Yankton NE 549E ONVOY, LLC - NE 640      
531-221 1 South Yankton NE 549E ONVOY, LLC - NE 640   2020-06-15   
531-221 2 South Yankton NE 549E ONVOY, LLC - NE 640   2019-07-01   
531-221 3 South Yankton NE 549E ONVOY, LLC - NE 640   2019-10-31   
531-221 5 South Yankton NE 549E ONVOY, LLC - NE 640   2019-09-16   
531-221 6 South Yankton NE 549E ONVOY, LLC - NE 640   2021-03-19   
531-221 7 South Yankton NE 549E ONVOY, LLC - NE 640   2021-03-19   
605-202 4 Vermillion SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-203 4 Lake Preston SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-204 3 Miller SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-204 7 Miller SD 162G ONVOY, LLC - SD 640   2013-12-18   
605-204 8 Miller SD 162G ONVOY, LLC - SD 640   2013-12-18   
605-205 1 Elk Point SD 162G ONVOY, LLC - SD 640   2012-12-15   
605-205 2 Elk Point SD 162G ONVOY, LLC - SD 640   2012-12-15   
605-205 7 Elk Point SD 162G ONVOY, LLC - SD 640   2019-11-07   
605-205 8 Elk Point SD 162G ONVOY, LLC - SD 640   2019-11-07   
605-206 5 Sturgis SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-206 6 Sturgis SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-206 7 Sturgis SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-210 5 Belle Fourche SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-210 6 Belle Fourche SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-210 7 Belle Fourche SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-219 9 Rapid City SD 162G ONVOY, LLC - SD 640   2016-12-24   
605-220 5 Pierre SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-223 6 Pierre SD 162G ONVOY, LLC - SD 640   2013-12-18   
605-223 8 Pierre SD 162G ONVOY, LLC - SD 640   2013-12-18   
605-231 8 Sioux Falls SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-250 A Sioux Falls SD 162G ONVOY, LLC - SD 640      
605-250 0 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 1 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 2 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 3 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 4 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 5 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 6 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 7 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 8 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-250 9 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-06-24   
605-252 7 Aberdeen SD 162G ONVOY, LLC - SD 640   2009-05-24   
605-269 5 Spearfish SD 162G ONVOY, LLC - SD 640   2012-12-16   
605-269 7 Spearfish SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-273 3 McIntosh SD 162G ONVOY, LLC - SD 640   2012-12-15   
605-273 7 McIntosh SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-277 2 Aberdeen SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-277 7 Aberdeen SD 162G ONVOY, LLC - SD 640   2011-10-10   
605-291 1 Madison SD 162G ONVOY, LLC - SD 640   2023-08-20   
605-291 3 Madison SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-299 7 Mitchell SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-299 8 Mitchell SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-301 7 Pierre SD 162G ONVOY, LLC - SD 640   2009-05-28   
605-302 6 Redfield SD 162G ONVOY, LLC - SD 640   2012-12-19   
605-303 5 Watertown SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-303 6 Watertown SD 162G ONVOY, LLC - SD 640   2020-08-20   
605-303 8 Watertown SD 162G ONVOY, LLC - SD 640   2021-07-10   
605-305 3 Sioux Falls SD 162G ONVOY, LLC - SD 640   2017-11-04   
605-307 3 Hill City SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-307 5 Hill City SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-307 6 Hill City SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-307 7 Hill City SD 162G ONVOY, LLC - SD 640   2020-12-07   
605-307 8 Hill City SD 162G ONVOY, LLC - SD 640   2021-02-12   
605-307 9 Hill City SD 162G ONVOY, LLC - SD 640   2021-02-12   
605-315 0 Arlington SD 162G ONVOY, LLC - SD 640   2021-04-26   
605-315 3 Arlington SD 162G ONVOY, LLC - SD 640   2019-09-13   
605-315 5 Arlington SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-315 6 Arlington SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-315 7 Arlington SD 162G ONVOY, LLC - SD 640   2021-02-12   
605-315 8 Arlington SD 162G ONVOY, LLC - SD 640   2021-02-12   
605-315 9 Arlington SD 162G ONVOY, LLC - SD 640   2021-06-27   
605-316 3 Iroquois SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-316 5 Iroquois SD 162G ONVOY, LLC - SD 640   2020-08-21   
605-316 6 Iroquois SD 162G ONVOY, LLC - SD 640   2020-10-23   
605-316 7 Iroquois SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-316 8 Iroquois SD 162G ONVOY, LLC - SD 640   2021-03-13   
605-316 9 Iroquois SD 162G ONVOY, LLC - SD 640   2021-06-27   
605-318 0 Pierre SD 162G ONVOY, LLC - SD 640   2021-06-27   

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Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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