Address: Naval Research Laboratory Post Office, 4555, Overlook Avenue Southwest, Ward 8, Washington, District of Columbia, 20375, United States
Operator: United States Postal Service
Website: https://tools.usps.com/locations/details/1434187
Last verified: 6/14/26
The location is currently closed.
Tuesday
09:00
-
13:00
Wednesday
09:00
-
13:00
Thursday
09:00
-
13:00
Friday
09:00
-
13:00
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addr:city
Washington
addr:housenumber
4555
addr:postcode
20375
addr:state
DC
addr:street
Overlook Avenue Southwest
amenity
post_office
check_date
2026-06-14
ele
9
gnis:feature_id
2459379
name
Naval Research Laboratory Post Office
opening_hours
Tu-Fr 09:00-13:00
operator
United States Postal Service
operator:short
USPS
operator:type
public
operator:website
https://www.usps.com
operator:wikidata
Q668687
operator:wikipedia
en:United States Postal Service
short_name
USPS
website
https://tools.usps.com/locations/details/1434187