What are the Research Triangle Park, North Carolina Zip Codes for 2020, 2019Primary Zip Codes for Research Triangle ParkZip CodePrimary CitySecondary City27709DurhamResearch Triangle Park, Rtp27711DurhamResearch Triangle Park, E P A, Research Triangle Pk, RtpCities sharing Zip Codes with Research Triangle ParkZip CodePrimary CitySecondary CityMore Information27709DurhamResearch Triangle Park27709DurhamRtp27711DurhamResearch Triangle Park27711DurhamRtp27711DurhamE P A27711DurhamResearch Triangle PkAdvertisements