126 S. Main St. 
P.O. Box 590
Eagle Butte, SD 57625

Office Phone: (605) 964-2005/2003
Office Fax: (605) 964-4999

Beau Maynard, Communications Director
maynardk9@hotmail.com 
 

The 911 Corporation provides enhanced 911 services, equipment, software to the Cheyenne River's members and non-members on the Cheyenne River Sioux Reservation. We maintain, replace all equipment and software in the 911 dispatch center, we also do all 911 addressing for the Cheyenne River Sioux Tribe for its members and non-members.