FIRMS code

A347 Port of Baltimore

Active CBP administrative site

Facility details

FIRMS code: A347
Name: Port of Baltimore
Address: 40 S Gay St
Baltimore, MD 21202-4022
Status: Active (A)
Facility type: CBP administrative site (08)
CBP port: Baltimore, MD (1303)
CBP region: 1
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate A347 before you file

Check A347 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":"A347","port":"1303","use":"location_of_goods"}'

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Other codes at this address

Many facilities hold several FIRMS codes, for example one per facility type or operator.

Code	Name	Type	Status
A349	Baltimore Airport	CBP administrative site	Active
C076	U.S. CUSTOMS SERVICE PUBLIC STORE 1	CBP administrative site	Active
D185	ANNAPOLIS ANCHORAGE/CUSTOMS OFFICE	Pier or terminal	Active

Nearby facilities in the same port

Code	Name	Type	Distance
C103	U S POSTAL SERVICE	Inspection facility	563 m
C179	DOMINO SUGAR CORPORATION	Pier or terminal	599 m
C588	UNIVERSAL MARITIME SERVICE	Pier or terminal	1.0 km
C427	PIER 10 NORTH LOCUST POINT	Pier or terminal	1.5 km
B680	THE AMERICAN SUGAR REFINING CO.	Importer's premises	2.1 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.