One way to get coupons for Firehouse Subsis to search the listings on coupon database websites such as RetailMeNot and Coupons.com. Each of these websites provides a selection of printable coupons. A one-time coupon for a free large drink with the purchase of any sub is also available from Firehouse Subs itself as of September 2015, as stated on the company website.
To get the coupon for the free large drink from Firehouse Subs, visit the company website and sign up for the newsletter by entering contact information. In addition to the initial reward coupon, subscribers also receive ongoing email updates on other special promos and offers, as outlined by the Firehouse Subs website.
To get coupons on RetailMeNot or Coupons.com, type "Firehouse Subs" into the search bar. At Coupons.com, users will need to first click on Coupon Codes from the top bar menu to get a search bar. Browse the results and choose a coupon, then click on the blue button to the left of coupon details to view the printable coupon. Print this directly from the website, or if using RetailMeNot, choose to have it sent to an email address or cell phone. Both RetailMeNot and Coupons.com also allow users to provide their email address to receive email alerts when new Firehouse Subs coupons are issued.