FIRMS code

S445 DUPONT E1

Name: DUPONT E1
Address: DUPONT OPNS, MARATHON, TX, 79842, US

Active Importer's premises

Facility details

FIRMS code: S445
Name: DUPONT E1
Address: DUPONT OPNS
MARATHON, TX 79842
Status: Active (A)
Facility type: Importer's premises (06)
CBP port: Presidio, TX (2403)
CBP region: 6
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate S445 before you file

Check S445 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":"S445","port":"2403","use":"location_of_goods"}'

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Nearby facilities in the same port

Code	Name	Type	Distance
S444	U S CUSTOMS STATION MARATHON	Importer's premises	0 m
S446	BAILEY FLOURSPAR	Importer's premises	0 m
SCB8	ESCONTRIAS BROKERAGE INC	Importer's premises	126.5 km
S440	PRESIDIO STOCKYARDS	Importer's premises	127.5 km
S436	PRESIDIO POE PORT SUPV	Container freight station	130.0 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.