FIRMS code

Y340 CBP (CUSTOMS) T-PLEX

Deleted Inspection facility

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: Y340
Name: CBP (CUSTOMS) T-PLEX
Address: 2580 S 156TH ST, BLDG A
SEATTLE, WA 98158-1132
Status: Deleted (D)
Facility type: Inspection facility (05)
CBP port: Seattle, WA (3001)
CBP region: 7
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate Y340 before you file

Validation fails Y340: 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":"Y340","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
W021	EVERGREEN AVIATION GROUND LOGISTICS	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.