| Business | Phone |
| The Rapid HIV/STD Testing Center 105 N Wabash Ave, Chicago 60602 | (866) 873-0879 |
| The Rapid HIV/STD Testing Center 55 E WASHINGTON ST STE 2500, Chicago 60602 | (877) 203-4622 |
| The Rapid HIV/STD Testing Center 233 E ERIE ST STE 520, Chicago 60611 | (877) 203-4622 |
| The Rapid HIV/STD Testing Center 1431 N. Western Avenue Ste 502, Chicago 60611 | (877) 203-4622 |