❄️ Official Rankings
10 Best HVAC in Hanover, NH (September 2026)
We compared 9 hvac serving Hanover and Grafton County, New Hampshire, and ranked the top providers by verified reviews, ratings, and local reputation — 315 customer reviews in all.
The 9 listed below hold an average rating of 4.5 out of 5, led by Coldwell Banker Lifestyles. Updated for September 2026.
- HVAC ranked
- 9
- Average rating
- 4.5★
- Reviews analyzed
- 315
- Area codes
- 603, 802
⭐ 4.9 · 37 reviews
8 W Wheelock St, Hanover, NH 03755
⭐ 4.8 · 20 reviews
53 S Main St Ste 106, Hanover, NH 03755
⭐ 4.6 · 92 reviews
301 US-5 South, Norwich, VT 05055
⭐ 5.0 · 5 reviews
50 Greensboro Rd, Hanover, NH 03755
⭐ 4.5 · 28 reviews
8 Barnes Ave, White River Junction, VT 05001
⭐ 4.2 · 35 reviews
22 Greensboro Rd, Hanover, NH 03755
⭐ 4.1 · 59 reviews
162 N Main St, West Lebanon, NH 03784
⭐ 4.0 · 21 reviews
68 Etna Rd, Lebanon, NH 03766
HVAC listed here serve Hanover, Grafton County, and nearby ZIP codes including 03755.