Town Of Dauphin Island Address: 1011 Bienville Blvd, Dauphin Island, AL 36528 Phone: (251) 861-7281 Payment: City Government Other Businesses: Dauphin Island Police Dept at 1017 Desoto Ave, Dauphin Island, AL 36528 Law Offices of Robert D Selwyn at 900 Bienville Blvd, Dauphin Island, AL 36528 Mcdermott, Edward B at 808 Infanta Pl, Dauphin Island, AL 36528 Island Heritage & Art Gallery at 1008 Alabama Ave, Dauphin Island, AL 36528