FREE Birthday Sub at Firehouse Subs (Firehouse Rewards)
- Brand: Firehouse Subs
- Value: Free birthday sub ($1 min purchase)
- Free — no purchase necessary
Firehouse Rewards members get a free medium sub on their birthday — with just a $1 minimum purchase. Join the free program in the app, register your birthday, and the reward is redeemable the day before, on, and the day after your birthday. You'll need at least one purchase in the last six months and your birthday saved about a week ahead.