W838 Southwest Airlines Cargo - ONT

Facility details

FIRMS code

W838

Name

Southwest Airlines Cargo - ONT

Address

540 HELLMAN RD # 1, Air Cargo Bldg

Ontario, CA 91761-2002

Status

Active (A)

Facility type

Inspection facility (05)

CBP port

Ontario Intl Airport, CA (2721)

CBP region

7

Last changed

2026-10-23

Data as of

2026-10-23

Pre-filing validation

Validate W838 before you file

Check W838 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":"W838","port":"2721","use":"location_of_goods"}'