Hill St, Riverhead
- 3 Hill St Burke, Stephen J
- 9 Hill St Foley, Robert
- 10 Hill St Sobeck, Thomas
- 13 Hill St Browning Jr, Lee
- 16 Hill St Cantelmo, Janet
- 22 Hill St Punzi Ii Trstee, Peter J
- 27 Hill St Anderson, Christopher
- 28 Hill St Thompson, Natalie
- 33 Hill St Fitzpatrick, John
- 34 Hill St Zadok, Leora
- 37 Hill St Stipp Altman, Elizabeth
- 40 Hill St Blum Trst Bene, Marc
- 43 Hill St Shapiro, Stephen M
- 47 Hill St Meier, Richard E
- 48 Hill St Varshay, Alan
- 504 Hill St County Of Suffolk Prk/Rec Dept