FIRMS code

X331 CBP (CUSTOMS) EXAM UNIT

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: X331
Name: CBP (CUSTOMS) EXAM UNIT
Address: 7 S NEVADA ST
SEATTLE, WA 98134-1135
Status: Deleted (D)
Facility type: CBP administrative site (08)
CBP port: Seattle, WA (3001)
CBP region: 7
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate X331 before you file

Validation fails X331: 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":"X331","port":"3001","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
X109	CBP (CUSTOMS) TARGETTING	CBP administrative site	Deleted
X200	MARINE CONTROL SECTION	CBP administrative site	Deleted
X332	CBP (CUSTOMS) CONTROL SECTION	CBP administrative site	Deleted
Y211	CBP (CUSTOMS) Seaport Cargo	Inspection facility	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.