| Business | Phone |
| Workers' Disability Comp Bur 2501 Woodlake Cir, Okemos 48864 | (517) 241-9392 |
| State Office 2501 Woodlake Cir, Okemos 48864 | (517) 349-0422 |
| Commercial Enforcement Div 2501 Woodlake Cir, Okemos 48864 | (517) 241-9202 |
| Commercial Service Bur-License 2501 Woodlake Cir, Okemos 48864 | (517) 241-9288 |
| Commercial Service Office 2501 Woodlake Cir, Okemos 48864 | (517) 241-9221 |
| Labor & Economic Growth 2501 Woodlake Cir, Okemos 48864 | (517) 241-9211 |