603 Panini and Sub, located in Concord, NH, offers a variety of delicious hot and cold paninis and submarine sandwiches for dine-in and takeout. They specialize in fresh ingredients and customizable options to satisfy any craving.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how 603 Panini and Sub broke down on Apr 25, 2026.
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