A938 BUFFALO POST OFFICE

Facility details

FIRMS code

A938

Name

BUFFALO POST OFFICE

Address

1200 WILLIAM ST

BUFFALO, NY 14240-8500

Status

Active (A)

Facility type

Inspection facility (05)

CBP port

Buffalo-Niagara Falls, NY (0901)

CBP region

1

Last changed

2026-10-23

Data as of

2026-10-23

Pre-filing validation

Validate A938 before you file

Check A938 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":"A938","port":"0901","use":"location_of_goods"}'