| Business | Phone |
| Fisheries Biologist 2321 Siewers Spring Rd, Decorah 52101 | (563) 382-8324 |
| Iowa Department-Transportation 2305 Us Highway 52, Decorah 52101 | (563) 382-3631 |
| Transportation Materials 2305 Us Highway 52, Decorah 52101 | (563) 382-3633 |
| Trout Stocking Info 2325 Siewers Spring Rd, Decorah 52101 | (563) 382-3315 |
| Wildlife Biologist 2296 Oil Well Rd, Decorah 52101 | (563) 382-4895 |
| Wildlife Commission 3501 Highlandville Rd, Decorah 52101 | (563) 546-7962 |