FIRMS code

I323 Porter Airlines Inc.

Name: Porter Airlines Inc.
Address: 5700 S Cicero Ave, Lower Level A Concourse Rm, Chicago, IL, 60638-3831, US

Active Importer's premises

Facility details

FIRMS code: I323
Name: Porter Airlines Inc.
Address: 5700 S Cicero Ave, Lower Level A Concourse Rm
Chicago, IL 60638-3831
Status: Active (A)
Facility type: Importer's premises (06)
CBP port: Chicago, IL (3901)
CBP region: 3
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate I323 before you file

Check I323 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":"I323","port":"3901","use":"location_of_goods"}'

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Nearby facilities in the same port

Code	Name	Type	Distance
H228	Southwest Airlines Cargo	Inspection facility	1.2 km
J708	FRONTIER AIRLINES INC	Importer's premises	1.9 km
H689	A B F FREIGHT SYSTEM	Importer's premises	2.4 km
I000	Standard Forwarding LLC	Container freight station	2.5 km
I541	INTERNATIONAL TRANSLOAD LOGISTICS	Container freight station	2.6 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.