| Business | Phone |
| Bpb 2109 Quail Ave, Fort Dodge 50501 | (515) 576-1133 |
| National Gypsum Co 1584 S 22nd St, Fort Dodge 50501 | (515) 576-4186 |
| National Gypsum Co 1850 Samson Ave, Fort Dodge 50501 | (515) 576-7766 |
| United States Gypsum Co 2110 Paragon Ave, Fort Dodge 50501 | (515) 576-4151 |