FIRMS code

P439 Panasonic Electronic Devices Corporation

Deleted Foreign trade zone

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: P439
Name: Panasonic Electronic Devices Corporation
Address: 5105 S National Dr
Knoxville, TN 37914-6518
Status: Deleted (D)
Facility type: Foreign trade zone (02)
CBP port: Knoxville, TN (2016)
CBP region: 5
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate P439 before you file

Validation fails P439: 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":"P439","port":"2016","use":"ftz_admission"}'

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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
R078	MATSUSHITA ELECTRONIC SUBZONE 148B	Foreign trade zone	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.