FIRMS code

M670 GAC CARGO OFFICE

Active Inspection facility

Facility details

FIRMS code: M670
Name: GAC CARGO OFFICE
Address: MIAMI INT'L AIRPORT PO BX 2061
MIAMI, FL 33159
Status: Active (A)
Facility type: Inspection facility (05)
CBP port: Port 5270, FL
CBP region: 4
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate M670 before you file

Check M670 against the port and use on your filing before ACE does: list, status, port (ACE 164) and facility type.

curl https://api.firmsapi.com/v1/validate \
  -H "x-api-key: $FIRMSAPI_KEY" -H "content-type: application/json" \
  -d '{"code":"M670","port":"5270","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
M621	SUPPORT TECS ETC	DP site	Active
M623	DUTY FREE STORE	Importer's premises	Active
O651	ENTRANCE AND CLEARANCE FIS-N	CBP administrative site	Active

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.