| Business | Phone |
| Accounting Dept 201 E 1st St, Eldon 65026 | (573) 392-2146 |
| City Mechanic 5th & Pineamp;, Eldon 65026 | (573) 392-6594 |
| Eldon Cemetery Sexton 201 E 1st St, Eldon 65026 | (573) 392-2299 |
| Eldon City Administrator 201 E 1st St, Eldon 65026 | (573) 392-2163 |
| Eldon City Collector Ofc 201 E 1st St, Eldon 65026 | (573) 392-2134 |
| Eldon City General Adm 1st & Oakamp;, Eldon 65026 | (573) 392-3628 |
| Eldon City Information 309 E 2nd St, Eldon 65026 | (573) 392-2291 |
| Eldon City Street Maintenance 1600 Highway Y, Eldon 65026 | (573) 392-4451 |
| Eldon City Street Maintenance 5th & Pineamp;, Eldon 65026 | (573) 392-4451 |
| Eldon General Administration 201 E 1st St, Eldon 65026 | (573) 392-3638 |
| Eldon Water Supt 1000 Highway Y, Eldon 65026 | (573) 392-3425 |
| Treatment Plant Highway 54, Eldon 65026 | (573) 392-4311 |