| Business | Phone |
| Osawatomie City Auditorium 425 Main St, Osawatomie 66064 | (913) 755-8775 |
| Osawatomie City Offices 439 Main St, Osawatomie 66064 | (913) 755-2146 |
| Osawatomie Code Enforcement 431 Main St, Osawatomie 66064 | (913) 755-6980 |
| Osawatomie Electric Plant 100 11th St, Osawatomie 66064 | (913) 755-4138 |
| Osawatomie Electrical Substa 704 Walnut Ave, Osawatomie 66064 | (913) 755-6800 |
| Osawatomie Sewage Treatment Po Box 37, Osawatomie 66064 | (913) 755-2153 |
| Osawatomie Sports Complex 900 12th St, Osawatomie 66064 | (913) 755-4045 |
| Sewage Treatment Plant 29366 W 347 St, Osawatomie 66064 | (913) 755-6722 |