FIRMS code

R078 MATSUSHITA ELECTRONIC SUBZONE 148B

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: R078
Name: MATSUSHITA ELECTRONIC SUBZONE 148B
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 R078 before you file

Validation fails R078: 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":"R078","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
P439	Panasonic Electronic Devices Corporation	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.