FIRMS code

AAR4 Trans American Trucking Service

Active Bonded warehouse

Facility details

FIRMS code: AAR4
Name: Trans American Trucking Service
Address: 7700 ROLLING MILL RD
BALTIMORE, MD 21224-2044
Status: Active (A)
Facility type: Bonded warehouse (04)
CBP port: Baltimore, MD (1303)
CBP region: 1
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate AAR4 before you file

Check AAR4 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":"AAR4","port":"1303","use":"warehouse_entry"}'

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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
AAB1	PGS USA LLC	Foreign trade zone	Active

Nearby facilities in the same port

Code	Name	Type	Distance
B669	BALTIMORE INTERNATIONAL WAREHOUSE	Container freight station	914 m
B681	Baltimore Intl Warehouse Inc.	Bonded warehouse	914 m
C952	XPO Logistics	Importer's premises	1.0 km
D170	PICORP, INC. BALTIMORE	Importer's premises	2.1 km
A0K5	Eastern Drayage	Foreign trade zone	2.4 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.