Bank in Great Corn IslandBanProThe only ATM on the island should not be relied on to work, though it usually does. Currency conversion is available here. Medical in Great Corn IslandSweet Valley ClinicGreat Corn Island's only private clinic offers basic medical services and makes calls to hotels. Tourist Information in Great Corn IslandTourist OfficeFriendly office inside the alcaldía building. Hospital in Great Corn IslandHospitalThis 24-hour public clinic offers emergency services. Police in Great Corn IslandPoliceUp on the hill between the airport and the stadium.