Firehouse Subs adresses in San Marcos‚ TX Home Work hours Firehouse Subs hours Texas San Marcos AddressPhoneMap2586 S Interstate 35 San Marcos(512) 353-3473 You May Like Little Caesars hoursJohnny Carino's hoursLong John Silver's hoursChick-fil-A hoursPizza Inn hoursJohnny Rockets hoursPeople Are Reading