The STD program is responsible for investigation, surveillance, prevention, treatment and educational services for STDs throughout the State of Delaware. Data on STDs is available through this website: http://www.dhss.delaware.gov/dhss/dph/epi/disro42907.html – or by calling STD Program office at the above number. Client testing and treatment services are available by calling the following clinic locations: Porter State Service Center, Wilmington (302) 577-3521Middletown State Service Center, (302) 378-5200Georgetown State Service Center, Georgetown (302) 856-5184Williams State Service Center, Dover (302) 857-5150Shipley State Service Center, Seaford (302) 628-2006