Swell Oysters Our passion for the ocean extends further than the farming of oysters, but we needed a place to start. Shop Now Swell Oyster Shack New Hampshire's first and only grower-owned retail space for all your raw bar needs! Hours and Pricing Catering Swell Oyster Co. grows and sells fresh, harvested oysters, a prime half shell product. And now you can have them at your event, wedding or backyard bash! Catering Inquiries Oysters Clams Lobsters Swell Oyster Co. is the first oyster farm in Hampton Harbor, New Hampshire. Our waters, growing methods, passion, and knowledge culminate in creating a product we're really proud of.