| Business | Phone |
| City Bar 819 Main St, Kadoka 57543 | (605) 837-9102 |
| City Shop 102 2nd Se, Kadoka 57543 | (605) 837-2140 |
| City Shop 805 10th Ave, Kadoka 57543 | (605) 837-2140 |
| Kadoka Auditorium 6 E Chestnut St, Kadoka 57543 | (605) 837-9103 |
| Kadoka City Finance Office 1st Ave, Kadoka 57543 | (605) 837-2229 |
| Kadoka City Finance Office 705 9th Ave, Kadoka 57543 | (605) 837-2229 |
| Kadoka Landfill 1700 Spruce St, Kadoka 57543 | (605) 837-2139 |
| Kadoka Water Plant 101 Se 2nd Ave, Kadoka 57543 | (605) 837-2200 |