| Chamber of Commerce: | Detroit Regional Chamber |
| Electric Company: | Detroit Edison 1.800.477.4747 |
| Gas Company: | MichCon 1.800.289.0600 |
| Telephone Company: | SBC 1.800.723.9592 |
| Cable Company: | Comcast 1.800.COMCAST |
| Post Office: | Detroit U.S. Post Office; 10254 Gratiot; Detroit; MI ; 313.923.0330 |
| Secretary of State: | Secretary of State - Detroit Branch; 14616 Mack; Detroit; MI ; 313.822.0700 |
| Elementary Schools: | Contact the Detroit Public School System
for further informaton
313.494.1000 |
| Middle Schools: | Contact the Detroit Public School System
for further informaton
313.494.1000 |
| High Schools: | Contact the Detroit Public School System
for further informaton
313.494.1000 |