| Business | Phone |
| Great Lakes Custom House 4500 Witmer Industrial Est, Niagara Falls 14305 | (716) 284-2257 |
| International Border Inspect 4525 Witmer Industrial Est, Niagara Falls 14305 | (716) 297-7266 |
| Northern Customs Svc 6391 Walmore Rd, Niagara Falls 14304 | (716) 731-7800 |