FIRMS code

S1L8 GULF STREAM MARINE

Active Foreign trade zone

Facility details

FIRMS code: S1L8
Name: GULF STREAM MARINE
Address: 1000 FOUST RD
BROWNSVILLE, TX 78521-1000
Status: Active (A)
Facility type: Foreign trade zone (02)
CBP port: Brownsville, TX (2301)
CBP region: 6
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate S1L8 before you file

Check S1L8 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":"S1L8","port":"2301","use":"ftz_admission"}'

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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
S087	USDA FUMIGATION SITE	Pier or terminal	Active
S1L7	gulf stream marine	Bonded warehouse	Active

Nearby facilities in the same port

Code	Name	Type	Distance
S116	Brownsville Gulfside Warehouse	Foreign trade zone	541 m
S1Q3	KARPOWER Valley, Inc.	Foreign trade zone	833 m
SAR6	TransMontaigne Operating Company	Foreign trade zone	833 m
SCW2	CARGO DOCK No. 4	Pier or terminal	871 m
S0T0	Forza Steel USA LLC	Bonded warehouse	901 m

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.