Ocean Atlantic Sotheby's International Realty Real Estate Sales Agencies & AgentsReal Estate Rentals Ocean Atlantic Sotheby's International Realty Visit Website 26 N Pennsylvania Ave. Bethany Beach, DE 19930 (302) 539-1033 888-734-7399 (302) 539-1163 (fax) About Map About Specializing in real estate sales & rentals along the Delaware beach towns and western Sussex. What's Nearby? Distance: 5 10 15 20 25 50 mi.