X539 UNITED AIRLINES AIR FRT

Facility details

FIRMS code

X539

Name

UNITED AIRLINES AIR FRT

Address

SPOKANE INTL AIRPORT

SPOKANE, WA 99219

Status

Active (A)

Facility type

Inspection facility (05)

CBP port

Spokane, WA (3022)

CBP region

7

Last changed

2026-10-23

Data as of

2026-10-23

Pre-filing validation

Validate X539 before you file

Check X539 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":"X539","port":"3022","use":"location_of_goods"}'