| Key | Value |
| addr:city | Washington |
| addr:housenumber | 1221 |
| addr:postcode | 20007 |
| addr:state | DC |
| addr:street | 31st Street Northwest |
| architect | Ammi B. Young |
| building | yes |
| dataset | address |
| dcgis:captureyear | 19990331 |
| dcgis:gis_id | 82834 |
| dcgis:lot | 0826 |
| dcgis:square | 1209 |
| description | Georgetown had been the port of entry since 1779. In 1864 the Senate tried to make Washington City the official port. The Georgetown mayor led a violent fight against this bill and prevailed. U.S. Customs Service occupied this building until 1967. |
| ele | 20 |
| gnis:county_id | 001 |
| gnis:created | 02/01/1991 |
| gnis:feature_id | 531879 |
| gnis:state_id | 11 |
| heritage | 2 |
| heritage:operator | nrhp |
| heritage:website | https://www.nps.gov/subjects/nationalregister/index.htm |
| historic | maritime |
| nrhp:criteria | (A) (C) |
| nrhp:inscription_date | 1971-09-10 |
| old_name:1858-1967 | Custom House and Post Office |
| protection_title | U..S. Postal Service |
| ref:nrhp | 71001006 |
| source | dcgis |
| source_ref | https://catalog.archives.gov/id/117692079 |
| start_date | 1858 |
| wikidata | Q5196487 |