| Business | Phone |
| Building Authority 65 Cadillac Sq 2800, Detroit 48226 | (313) 224-7238 |
| Detroit Planning & Development 65 Cadillac Sq 2300, Detroit 48226 | (313) 224-2560 |
| Detroit-Wjba 2 Woodward Ave 1316, Detroit 48226 | (313) 224-5585 |
| Us Housing & Urban Dev Dept Detroit 48226 | (313) 226-6280 |