FIRMS code

M431 CUSTOMS OFFICE

Name: CUSTOMS OFFICE
Address: 5500 Veterans Dr, RM 248, Charlotte Amalie, VI, 00802-6424, US

Active CBP administrative site

Facility details

FIRMS code: M431
Name: CUSTOMS OFFICE
Address: 5500 Veterans Dr, RM 248
Charlotte Amalie, VI 00802-6424
Status: Active (A)
Facility type: CBP administrative site (08)
CBP port: Charlotte Amalie, VI (5101)
CBP region: 4
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate M431 before you file

Check M431 against the port and use on your filing before ACE does: list, status, port (ACE 164) and facility type.

curl https://api.firmsapi.com/v1/validate \
  -H "x-api-key: $FIRMSAPI_KEY" -H "content-type: application/json" \
  -d '{"code":"M431","port":"5101","use":"location_of_goods"}'

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Nearby facilities in the same port

Code	Name	Type	Distance
M441	CUSTOMS OFFICE KINGS WHARF	Inspection facility	714 m
O665	CBP INTERNATIONAL MAIL BRANCH	Unspecified type	1.6 km
M433	WEST INDIAN CO LTD DOCK	Pier or terminal	2.6 km
M446	Crowley Caribbean Services	Pier or terminal	2.6 km
M455	AMERICAN AIRCARGO WAREHOUSE	Bonded warehouse	3.4 km

Source: U.S. Customs and Border Protection FIRMS code list, data as of 2026-10-23. FIRMSapi is not affiliated with CBP; confirm bond status and filing details in ACE.