Portsmouth Seafoods Co., Inc

Portsmouth Seamen's Friend Society

Portsmouth Service Mother's Club

Portsmouth Service Mother's Club

Portsmouth Sheetmetal Llc

Portsmouth Shelter for Smalll Animals

Portsmouth Ship Trust

Portsmouth Ship Trust

Portsmouth Shipping Corporation

Portsmouth Shopping Plaza, Inc.

Portsmouth Sign Company

Portsmouth Social Club

Portsmouth Sound

Portsmouth South Parish Sabbath School

Portsmouth Sports Photography

Portsmouth Steam Factory

Portsmouth Storage Corporation

Portsmouth Studio Furniture

Portsmouth Subaru, Inc

Portsmouth Sugar-Refining Company