Firehouse Subs: Hook & Ladder Sub Sandwich Buy 1, Get 1 Free (Valid 12/12 only, at participating locations)

Firehouse Subs is kicking off its 12 Days of Deals. Buy One Medium Hook & Ladder Sandwich, Get One Free on Dec. 12, 2025. Must be a Rewards member (free to join). Order must be placed in app or online. Apply 'BOGO Medium Hook & Ladder' in Offers when ordering.