What are the Capitol Hgts, Maryland Zip Codes for 2020, 2019Primary Zip Codes for Capitol HgtsZip CodePrimary CitySecondary City20731Capitol HeightsCapitol Hgts20743Capitol HeightsCapitol Hgts, Fairmount Heights, Seat Pleasant, Fairmount Hgt20790Capitol HeightsCapitol Hgts, Capitol Heights Po, Southern Md Facility,20791Capitol Hgts20799Capitol HeightsCapitol Hgts, Washington Ndc,Cities sharing Zip Codes with Capitol HgtsZip CodePrimary CitySecondary CityMore Information20731Capitol HeightsCapitol Hgts20743Capitol HeightsCapitol Hgts20743Capitol HeightsFairmount Hgt20743Capitol HeightsFairmount Heights Fairmount Heights population stats 20743Capitol HeightsSeat Pleasant Seat Pleasant population stats 20790Capitol HeightsCapitol Hgts20790Capitol HeightsCapitol Heights Po20790Capitol HeightsSouthern Md Facility20791Capitol HgtsCapitol Hgts20791Capitol HgtsSouthern Md Facility20799Capitol HeightsCapitol Hgts20799Capitol HeightsWashington NdcAdvertisements