| General Crop Farm in Nunn, CO (3) | Air Conditioning Contractors & Systems in Nunn, CO (2) |
| Carpenters in Nunn, CO (2) | Cattle Ranching in Nunn, CO (2) |
| Excavating Contractors in Nunn, CO (2) | General Construction in Nunn, CO (2) |
| Office & Desk Space - Rental in Nunn, CO (2) | Telephone Companies in Nunn, CO (2) |
| Trucking in Nunn, CO (2) | Trucking Hauling Contractor in Nunn, CO (2) |
| Wheat Farm in Nunn, CO (2) | Airline Support Services in Nunn, CO (1) |
| Automobile Body - Repairing & Painting in Nunn, CO (1) | Automotive Repair & Service in Nunn, CO (1) |
| Calibration Services in Nunn, CO (1) | Cattle Feedlot in Nunn, CO (1) |
| City Government - Executive Offices in Nunn, CO (1) | Construction - Heavy Projects in Nunn, CO (1) |
| Data Communication Service in Nunn, CO (1) | Deodorizing & Disinfecting in Nunn, CO (1) |
| Engines - Diesel (Wholesale) in Nunn, CO (1) | Farms in Nunn, CO (1) |
| Fire Protection in Nunn, CO (1) | Flour Mills in Nunn, CO (1) |
| Fuel Dealer Department Store in Nunn, CO (1) | General Contractors in Nunn, CO (1) |
| Government Offices in Nunn, CO (1) | Grain Elevators in Nunn, CO (1) |
| Groceries in Nunn, CO (1) | Guns & Gunsmiths in Nunn, CO (1) |
| Halls & Auditoriums in Nunn, CO (1) | Heating Contractors in Nunn, CO (1) |
| Heavy Construction in Nunn, CO (1) | Highway Street Construction Plumbing Heating Air Cond C in Nunn, CO (1) |
| House Construction Contractors in Nunn, CO (1) | Internet Service in Nunn, CO (1) |
| Locks & Locksmiths in Nunn, CO (1) | Lumber Building Materials Supply in Nunn, CO (1) |
| Meat Products in Nunn, CO (1) | Mechanical Contractors in Nunn, CO (1) |
| Mfg Machine Tool Accessories in Nunn, CO (1) | Motorcycles & Motor Scooters - Repair Service in Nunn, CO (1) |
| New House Construction Contractor in Nunn, CO (1) | Painting Contractors in Nunn, CO (1) |
| Pianos - Tuning Repairing & Refinishing in Nunn, CO (1) | Pipe Line Companies in Nunn, CO (1) |
| Plumbing Heating AC Contractor in Nunn, CO (1) | Pony Farm in Nunn, CO (1) |
| Post Offices in Nunn, CO (1) | Regulation Of Agricultural Marketing & Commodities in Nunn, CO (1) |
| Remodeling & Repairing Contractors in Nunn, CO (1) | Restaurants in Nunn, CO (1) |
| Retail Spas in Nunn, CO (1) | Schools - Universities & Colleges Academic in Nunn, CO (1) |
| Senior Citizens Service in Nunn, CO (1) | Telecommunications Services in Nunn, CO (1) |
| Trucking Operator - Nonlocal in Nunn, CO (1) | Veterinary Services in Nunn, CO (1) |
| Whol Farm Garden Machinery in Nunn, CO (1) | Wholesale Auto Parts in Nunn, CO (1) |
