- Nonresidential building operators (5018)
- Apartment building operators (6846)
- Dwelling operators, except apartments (658)
- Mobile home site operators (332)
- Railroad property lessors (5)
- Real property lessors, nec (3601)
- Real estate agents and managers (14729)
- Title abstract offices (151)
- Subdividers and developers, nec (915)
- Cemetery subdividers and developers (2468)