FIRMS code

I321 CUSTOMS OFFICE-ENFORCEMT TEAM-OHARE

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: I321
Name: CUSTOMS OFFICE-ENFORCEMT TEAM-OHARE
Address: 2571 BUSSE RD
ELK GROVE VILLAGE, IL 60007-6104
Status: Deleted (D)
Facility type: CBP administrative site (08)
CBP port: Chicago, IL (3901)
CBP region: 3
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate I321 before you file

Validation fails I321: 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":"I321","port":"3901","use":"location_of_goods"}'

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Other codes at this address

Many facilities hold several FIRMS codes, for example one per facility type or operator.

Code	Name	Type	Status
I291	CUSTOMS OFFICE-O'HARE CARGO-I&C	CBP administrative site	Deleted
I295	CUSTOMS OFFICE-EXPORT CONTROL	CBP administrative site	Deleted
J421	CHIEF INSPECTOR-CARGO	CBP administrative site	Deleted
J422	CHIEF INSPECTOR-OUTBOUND	CBP administrative site	Deleted

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.