ZIP Code 20738

20738 is one of Maryland's ZIP codes, delivering to addresses in Riverdale, Prince George's County.

City: Riverdale
County: Prince George's County
State: Maryland
Prefix: 207xx

Where this code sits

20738 is part of the 207xx range, the group of codes handled by one mail processing centre. Riverdale is served by 2 ZIP codes in total.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 20738 delivers to without sharing its boundary.

ZIP codes nearest 20738

The ZIP codes whose reference points sit closest to 20738.
ZIP code	Distance	Delivers to
ZIP code 20697	0.0 mi	Southern Md Facility, MD
ZIP code 20703	0.0 mi	Lanham, MD
ZIP code 20717	0.0 mi	Bowie, MD
ZIP code 20718	0.0 mi	Bowie, MD
ZIP code 20719	0.0 mi	Bowie, MD
ZIP code 20741	0.0 mi	College Park, MD
ZIP code 20749	0.0 mi	Fort Washington, MD
ZIP code 20753	0.0 mi	District Heights, MD

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 20738, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 20738. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.