FIRMS code

L2B4 CSX Transportation 001

Name: CSX Transportation 001
Address: 3701 CAUSEWAY BLVD, TAMPA, FL, 33619-5115, US

Active Foreign trade zone

Facility details

FIRMS code: L2B4
Name: CSX Transportation 001
Address: 3701 CAUSEWAY BLVD
TAMPA, FL 33619-5115
Status: Active (A)
Facility type: Foreign trade zone (02)
CBP port: Tampa, FL (1801)
CBP region: 4
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate L2B4 before you file

Check L2B4 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":"L2B4","port":"1801","use":"ftz_admission"}'

Get a free key Validation guide

Nearby facilities in the same port

Code	Name	Type	Distance
L1P0	Ports America - Berth 214	Foreign trade zone	1.6 km
M669	Ports America	Container freight station	1.6 km
O280	Ports America - near Berth 206	Foreign trade zone	1.6 km
L958	IMC TERMINAL	Pier or terminal	1.9 km
N736	Kinder Morgan (Liquid Terminals-Tampa)	Foreign trade zone	2.0 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.