FIRMS code

Z502 CUSTOMS SOLUTIONS AND SERVICES

Deleted Importer's premises

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: Z502
Name: CUSTOMS SOLUTIONS AND SERVICES
Address: 10145 VIA DE LA MAISTAD, #2410
SAN DIEGO, CA 92173
Status: Deleted (D)
Facility type: Importer's premises (06)
CBP port: Otay Mesa, CA (2506)
CBP region: 7
Last changed: 2026-10-23
Data as of: 2026-10-23

Pre-filing validation

Validate Z502 before you file

Validation fails Z502: 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":"Z502","port":"2506","use":"location_of_goods"}'

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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.