Sub Zero Nitrogen Ice Cream Share: RESTAURANTS - FAST SERVICE Sub Zero Nitrogen Ice Cream Visit Website 495 Amherst Street Nashua, NH 03063 (603) 327-9694 Facebook Twitter Rep Info Map Whom to Contact Rita McCabe Owner Phone: (603) 327-9694 Send an Email What's Nearby? Distance: 5 10 15 20 25 50 mi.