FIRMSapi Get a free key

FIRMS code

LAS6 W.W. Williams Company, LLC

Deleted Bonded warehouse

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
LAS6
Name
W.W. Williams Company, LLC
Address
1004 Trident St
Hanahan, SC 29410-2904
Status
Deleted (D)
Facility type
Bonded warehouse (04)
CBP port
Charleston, SC (1601)
CBP region
4
Last changed
2026-10-23
Data as of
2026-10-23

Pre-filing validation

Validate LAS6 before you file

Validation fails LAS6: 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":"LAS6","port":"1601","use":"warehouse_entry"}'
Get a free key Validation guide

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.