Last Updated: July 23, 2026

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Firehouse Subs Coupon

BOGO Subs, 50% Off
Extra Innings, Extra Subs
Any time an MLB game goes into extra innings on a Friday, Saturday, or Sunday, you can buy a medium sub and get another medium sub free
Redeemable the following Monday through Wednesday.
Use promo code EXTRA in the Firehouse Subs app or at Firehousesubs.com.

At participating locations.

Expires: 08-15-2026

Coupon Code: EXTRA

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Firehouse Subs Coupon - BOGO Subs, 50% Off Extra Innings, Extra Subs Any time an MLB game goes into extra innings on a Friday, Saturday, or Sunday, you can buy a medium sub and get another medium sub free Redeemable the following Monday through Wednesday. Use promo code EXTRA in the Firehouse Subs app or at Firehousesubs.com. At participating locations.
Most coupons are valid only at participating locations and not valid in AK, HI, PR or outside the USA. Share: Share on Facebook One coupon per person per visit. Not valid with other offers or coupons. Void where prohibited. Coupons not valid at airports, trains, and stadiums.

Firehouse Subs Coupon Codes, Printable coupons, and Promo Codes

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