FIRMS code

H664 U.S. CUSTOMS SVC -DUPAGE AIRPORT

Deleted CBP administrative site

This code is deleted in CBP's FIRMS list. Don't use it on new filings. FIRMSapi keeps deleted codes so lookups of old paperwork still resolve; check the port listing for a replacement.

Facility details

FIRMS code: H664
Name: U.S. CUSTOMS SVC -DUPAGE AIRPORT
Address: 2700 INTERNATIONAL DR
WEST CHICAGO, IL 60185-1670
Status: Deleted (D)
Facility type: CBP administrative site (08)
CBP port: Port 3984, IL
CBP region: 3
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate H664 before you file

Validation fails H664: it's deleted, the reject ACE returns as 159. Search the port for an active replacement.

curl https://api.firmsapi.com/v1/validate \
  -H "x-api-key: $FIRMSAPI_KEY" -H "content-type: application/json" \
  -d '{"code":"H664","port":"3984","use":"location_of_goods"}'

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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.