Plain

City ZIP codes · Maryland

College Park, MD ZIP Codes

3 ZIP codes use the postal name College Park, Maryland (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 2 residential and 1 for PO boxes or a single organization. College Park's most populous ZIP code is 20740, with 36,847 people (ACS 2020-2024); 59% of its land is in the city of College Park.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are College Park's ZIP codes?

20740: $77k median household income20742: – median household income207402074220740: $77k median household income20742: – median household income207402074220740: $77k median household income20742: – median household income2074020742
The 2 residential ZIP codes named College Park, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

All 2 residential ZIP codes of College Park

Residential ZIP codes with the postal name College Park, MD, largest first (ACS 2020-2024); sort by any column
County
20740 Prince George's County 36,847 4,195 $77k $424k
20742 Prince George's County 4,350 13,509 – –

Download the 3 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in College Park

1 ZIP code named College Park has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

College Park, MD: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
20741Prince George's County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do College Park's ZIP codes reach?

College Park's residential ZIP codes lie in Prince George's County.

Which places do College Park's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, College Park's residential ZIP codes cover College Park itself and 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Beltsville census-designated 20740
  • Berwyn Heights 20740

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do College Park's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of College Park starts with 207.

Three-digit prefixes of College Park's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are College Park's
PrefixSectional centerHereAll codes
207 Southern, MD (SCF 207) 3 79

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.