❄️ Official Rankings
10 Best HVAC in Allentown, PA (September 2026)
We compared 10 hvac serving Allentown and Lehigh County, Pennsylvania, and ranked the top providers by verified reviews, ratings, and local reputation — 11,964 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Schuler Service, Inc.. Updated for September 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 11,964
- Area codes
- 610, 484
⭐ 4.9 · 3698 reviews
1314 Tilghman St, Allentown, PA 18102
⭐ 4.9 · 1796 reviews
1820 W Fairview St, Allentown, PA 18104
⭐ 4.9 · 862 reviews
1642 Union Blvd Ste Z, Allentown, PA 18109
⭐ 4.9 · 292 reviews
2050 S 12th St, Allentown, PA 18103
⭐ 4.8 · 3250 reviews
3320 Hamilton Blvd, Allentown, PA 18103
⭐ 4.8 · 1478 reviews
2841 W Emaus Ave, Allentown, PA 18103
⭐ 4.9 · 58 reviews
1732 W Fairmont St, Allentown, PA 18104
⭐ 5.0 · 26 reviews
1132 Hamilton St #203, Allentown, PA 18101
HVAC listed here serve Allentown, Lehigh County, and nearby ZIP codes including 18101, 18102, 18103, 18104, 18105, 18106, 18109, 18175, 18195.