FIRMS code

Z146 MARCH ARB(USAF)

Active Inspection facility

Facility details

FIRMS code: Z146
Name: MARCH ARB(USAF)
Address: 17101 HEACOCK AVE
RIVERSIDE, CA 92518-2296
Status: Active (A)
Facility type: Inspection facility (05)
CBP port: Port 2785, CA
CBP region: 7
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate Z146 before you file

Check Z146 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":"Z146","port":"2785","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
W599	DHL EXPRESS (USA) INC.	Inspection facility	Active
W601	DHL EXPRESS (USA) INC MARCH ARB	Inspection facility	Active
W849	CUSTOMS&BORDER PROTECTION RIVERSIDE	Inspection facility	Deleted

Nearby facilities in the same port

Code	Name	Type	Distance
W660	MARCH INLAND AIRPORT	Inspection facility	4.7 km
W038	URS	CBP administrative site	8.0 km

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.