Firehouse Subs is running a limited-time BOGO promotion where anyone can score a free medium sub through April 19, 2020.
The BOGO offer is valid for a free medium sub with the purchase of an additional medium or large sub, chips and dessert when you show this coupon at the register or mentioning it over the phone.
Just take note that the deal is for carryout orders only with a limit of one coupon per person per visit. $4.99 Medium Choice Subs not valid as qualifying items.
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