FIRMS code

L435 U.S. Airways

Deleted Rail or air terminal

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: L435
Name: U.S. Airways
Address: CHAS INTL ARPT
NORTH CHARLESTON, SC 29406
Status: Deleted (D)
Facility type: Rail or air terminal (10)
CBP port: Charleston, SC (1601)
CBP region: 4
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate L435 before you file

Validation fails L435: 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":"L435","port":"1601","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
L434	EASTERN AIR LINES	Inspection facility	Deleted
L464	UNITED AIRLINES	Rail or air terminal	Deleted
L477	HAWTHORNE AVIATION	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.