| Business | Phone |
| National Labor Relations Board 550 Main St # 3003, Cincinnati 45202 | (513) 684-3686 |
| Office Of Thrift Supervision 8260 Northcreek Dr # 160, Cincinnati 45236 | (513) 792-0157 |
| Us Labor Dept 36 E 7th St # 2550, Cincinnati 45202 | (513) 684-6840 |
| Us Labor Dept 435 Elm St, Cincinnati 45202 | (513) 684-3721 |
| Us Labor Dept Wage & Hour Div 525 Vine St # 880, Cincinnati 45202 | (513) 684-2942 |
| Us Occupation Safety & Health 36 Triangle Park Dr, Cincinnati 45246 | (513) 841-4132 |
| Us Occupation Safety & Health 4676 Columbia Pkwy, Cincinnati 45226 | (513) 533-8236 |
| Us Occupation Safety & Health 5555 Ridge Ave, Cincinnati 45213 | (513) 841-4321 |