| Federal Government - General Offices in Jefferson, CO (3) | Ranches in Jefferson, CO (2) |
| Real Estate in Jefferson, CO (2) | Real Estate Agent in Jefferson, CO (2) |
| Administrative Public Health Programs in Jefferson, CO (1) | Bakery in Jefferson, CO (1) |
| Bars in Jefferson, CO (1) | Bleachers & Grandstands (Wholesale) in Jefferson, CO (1) |
| Cattle Ranching in Jefferson, CO (1) | Electric Contractors in Jefferson, CO (1) |
| Electrical Contractor in Jefferson, CO (1) | Environmental Excavating Contractor in Jefferson, CO (1) |
| Fire Departments in Jefferson, CO (1) | Fishing Tackle - Dealers in Jefferson, CO (1) |
| Freight Transportation Arrangement in Jefferson, CO (1) | Furniture - Dealers - Wholesale in Jefferson, CO (1) |
| Government Offices - County in Jefferson, CO (1) | Grocery Store in Jefferson, CO (1) |
| House Construction Contractors in Jefferson, CO (1) | Housing Authority in Jefferson, CO (1) |
| Insurance Agent Broker in Jefferson, CO (1) | Investment Advisory Service & Remodeling in Jefferson, CO (1) |
| Machine Shops in Jefferson, CO (1) | Masonry Contractors in Jefferson, CO (1) |
| Mfg Metal Household Furniture in Jefferson, CO (1) | Mfg Public Building Furniture Whol Furniture Mfg Sporti in Jefferson, CO (1) |
| Miscellaneous Industrial Supplies (Whol) in Jefferson, CO (1) | Post Offices in Jefferson, CO (1) |
| Real Estate Agents in Jefferson, CO (1) | Real Estate Loans in Jefferson, CO (1) |
| Regulation Administrative Transportation Highway Street in Jefferson, CO (1) | Roofing Contractors & Roofers in Jefferson, CO (1) |
| Septic Tanks Systems - Cleaning Repairing in Jefferson, CO (1) | Service Stations - Gasoline & Oil in Jefferson, CO (1) |
| Speculative Builder in Jefferson, CO (1) | State Government - Conservation Depts in Jefferson, CO (1) |
| Store Fuels Hotels & General Contractor in Jefferson, CO (1) | Trucking - Motor Freight in Jefferson, CO (1) |
| Trucking Operator - Nonlocal in Jefferson, CO (1) | Us Postal Service in Jefferson, CO (1) |
| Vocational Rehabilitation in Jefferson, CO (1) | Whol Glass Construction Materials in Jefferson, CO (1) |
| Wrecker Service & Towing in Jefferson, CO (1) |
