| Post Office | 131 E Central | 316-321-5950 |
| Butler County | 205 W Central | 316-322-4300 |
| Elections & Voter Registration |
| 316-322-4239 |
| Motor Vehicle |
| 316-322-4200 |
| Treasurer |
| 316-322-4210 |
| Health Department | 206 N Griffith | 316-321-3400 |
| Television & Internet |
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| Cox Media | 101 E 12th | 316-452-5449 |
| AT&T | 2733 W Central | Residential 800-288-2020 |
| Commercial 800-321-2000 |
| Recreation |
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El Dorado Parks & Recreation
| 220 E 1st | 316-321-9100 |
| Prairie Trails Golf Course | 1100 Country Club Lane | 316-321-4114 |
| El Dorado YMCA | 300 N Main | 316-320-9622 |
| El Dorado State Park | 618 NE Bluestem Rd | 316-321-7180 |