Find the last 4 digits (ZIP+4) for an address in 20731

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ZIP Code 20731 – Capitol Heights, MD

Capitol Heights, Maryland · Prince George's County · Eastern time

ZIP code20731
CityCapitol Heights
StateMaryland
CountyPrince George's County
PopulationNot published (no Census ZIP area)
Time zoneEastern · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)38.8851, -76.9158

Area codes in this area

227240301

These are the area codes that most often serve ZIP 20731 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

20743 Capitol Heights · 1.2 mi20019 Washington · 1.5 mi20752 Suitland · 2.5 mi20747 District Heights · 2.8 mi20785 Hyattsville · 2.9 mi20746 Suitland · 3.4 mi20020 Washington · 3.8 mi20722 Brentwood · 3.9 mi

About ZIP 20731

ZIP code 20731 is assigned to Capitol Heights, Maryland. It lies in Prince George's County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 20743 (Capitol Heights), about 1.2 miles away.

Every address in 20731 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources