Firehouse Subs adresses in Grand Blanc‚ MI Home Work hours Firehouse Subs hours Michigan Grand Blanc AddressPhoneMap11501 S Saginaw St, Ste B Grand Blanc(810) 603-7205 You May Like McDonald's hoursCold Stone Creamery hoursBiggby Coffee hoursStarbucks hoursSubway hoursBuffalo Wild Wings hoursPeople Are Reading