We're open for indoor and outdoor dining, and takeout orders. We now have a full sushi menu available. Order online at "macsseafood.com" or call 508-945-1173. Mac's Chatham Fish & Lobster Restaurant is open daily from 11am. Serving GLUTEN FREE fried food and fresh coastal classics. Eat in or take out. Our landmark Chatham Seafood Market next door is open daily from 9 am to 6 pm. Find an abundance of native shellfish, sustainably sourced fresh fish and delicious salads, side and local produce.