Opal Ct, Smithtown
- 2 Opal Ct Schmidt, Rita
- 3 Opal Ct Ostrowicki, Thomas
- 5 Opal Ct Pisani, David/Maria
- 6 Opal Ct D'Angelo, Nancy K
- 7 Opal Ct Fensterer, Kenneth/Dolores
- 8 Opal Ct Fragala, Joan
- 9 Opal Ct Affuso, Joseph
- 10 Opal Ct Barbella, Daniel/Shannon
- 11 Opal Ct Zito, Richard/Joyce
- 12 Opal Ct Shaiknayeem, Pasha
- 14 Opal Ct Torkelson, Harry
- 15 Opal Ct Yasinski, Eugene
- 17 Opal Ct Kim , Yang Hi/Jennifer
- 19 Opal Ct Every, Kevin/Janine
- 21 Opal Ct Hurd (Life Estate), Robert/Susan
- 23 Opal Ct Cavoto (Life Estate), Robert/Patricia