West Main St, Smithtown
- 10 West Main St Carrion, Stephen J
- 17 West Main St Marzano, Thomas
- 35 West Main St Q&Q Smithtown Llc
- 42 West Main St Jones, Kenneth
- 43 West Main St Bilgar Realty Corp
- 48 West Main St Moreira-Nativi, Erla
- 78 West Main St Wong Farfan, Arlen M
- 100 West Main St Degnan, Brian/Laura
- 119 West Main St Winnes, Timothy
- 157 West Main St Smithtown, Auto Body Of Li
- 186 West Main St Shreeamaya Realty, Inc
- 235 West Main St Kaplan, B
- 410 West Main St Roper (Revo Trst), Terry/Teresa
- 413 West Main St Cho, Jimin