277 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Fairfield: Brown Heating, Cooling & Plumbing, CR Score 66/100; 4.9★ from 3,134 Google reviews; open 24/7.
Best for emergencies (open 24/7): Standard Heating, Cooling & Plumbing, posts 24/7 hours; ranked #2 of 277.
Most-reviewed: OnTime Service, 8,308 Google reviews at 4.9★, the most of 277 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
277 Fairfield HVAC contractors are ranked here by CR Score, from ten published factors. 103 are open 24/7, 183 open Saturdays and 130 open Sundays, based on posted hours. The median Google rating is 4.9★ across 277 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Brown Heating, Cooling & Plumbing | 66 | 4.9★ (3,134) | Hueytown, 5 mi away | 24/7 | Overall |
| 2 | Standard Heating, Cooling & Plumbing | 65 | 4.9★ (1,888) | Birmingham, 6 mi away | 24/7 | Emergencies |
| 3 | Comfort Dynamics Cooling, Heating, Plumbing & Electrical | 64 | 4.7★ (2,254) | Birmingham, 4 mi away | 24/7 | — |
| 4 | One Hour Air Conditioning & Heating | 63 | 4.9★ (1,563) | Bessemer, 10 mi away | 24/7 | — |
| 5 | Skelton's Heating, Cooling & Plumbing | 63 | 5.0★ (2,961) | Birmingham, 16 mi away | 24/7 | — |
| 6 | Ethridge Heating and Air | 63 | 4.9★ (979) | Birmingham, 10 mi away | 24/7 | — |
| 7 | Hiller Plumbing, Heating, Cooling & Electrical | 63 | 4.9★ (432) | Birmingham, 5 mi away | 24/7 | — |
| 8 | OnTime Service | 62 | 4.9★ (8,308) | Hoover, 10 mi away | Sat · Evenings | Most reviews |
| 9 | Aire Serv of Birmingham | 61 | 4.9★ (950) | Birmingham, 15 mi away | 24/7 | — |
| 10 | Xcalibur Services | 61 | 4.9★ (1,510) | Homewood, 5 mi away | Sat | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 3,134 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 1,888 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 4 mi away
Ranked #3 because of its Google rating and trade focus: 4.7★ from 2,254 Google reviews, listed on Google as “HVAC contractor”.
Based in Bessemer, 10 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 1,563 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 16 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 2,961 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 10 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 979 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 5 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 432 Google reviews, listed on Google as “HVAC contractor”.
Based in Hoover, 10 mi away
Ranked #8 because of its Google rating and review volume: 4.9★ from 8,308 Google reviews, the most in Fairfield.
Based in Birmingham, 15 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 950 Google reviews, listed on Google as “HVAC contractor”.
Based in Homewood, 5 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,510 Google reviews, listed on Google as “HVAC contractor”.
Based in Hoover, 11 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 274 Google reviews, listed on Google as “HVAC contractor”.
Based in Irondale, 17 mi away
Ranked #12 because of its Google rating and trade focus: 4.7★ from 3,209 Google reviews, listed on Google as “HVAC contractor”.
Based in Bessemer, 2 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 59 Google reviews, listed on Google as “HVAC contractor”.
Based in Bessemer, 5 mi away
Ranked #14 because of its Google rating and trade focus: 4.8★ from 183 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 15 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 425 Google reviews, listed on Google as “HVAC contractor”.
Based in Hueytown, 4 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “HVAC contractor”.
Based in Bessemer, 1 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “HVAC contractor”.
Based in Attalla, 9 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 149 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 11 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 966 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Bessemer, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.7★ from 1,581 Google reviews, listed on Google as “Air conditioning contractor”.
Based in Birmingham, 17 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 1,124 Google reviews, listed on Google as “HVAC contractor”.
Based in Irondale, 14 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 1,185 Google reviews, listed on Google as “HVAC contractor”.
Based in Vestavia Hills, 9 mi away
Ranked #23 because of its Google rating and trade focus: 4.7★ from 382 Google reviews, listed on Google as “HVAC contractor”.
Based in Fultondale, 10 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 198 Google reviews, listed on Google as “HVAC contractor”.
Based in Birmingham, 16 mi away
Ranked #25 because of its Google rating and trade focus: 4.8★ from 810 Google reviews, listed on Google as “HVAC contractor”.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 277 ranked HVAC contractors here; the rest are on their profiles.
20 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| 1st Choice Heating and Cooling | 4.7★ (68) | 15 mi |
| Action Air, LLC | 5.0★ (1) | In Fairfield |
| Air -Tech Inc | 5.0★ (2) | 4 mi |
| Alpine Services, Inc | 3.5★ (2) | 9 mi |
| B & B Heating & Cooling | 5.0★ (9) | 6 mi |
| Cool Temp Air | 4.8★ (47) | 13 mi |
| CovaAir LLC | 5.0★ (2) | 9 mi |
| Doyal Heating & Cooling | 5.0★ (167) | 23 mi |
| Facility Maintenance Group | In Fairfield | |
| Family Comfort Heating And Cooling | 5.0★ (2) | 5 mi |
| Hardy Services | 5.0★ (2) | 8 mi |
| Harris Services | 5.0★ (9) | 6 mi |
| McNeal and Sons Electrical&HVAC | In Fairfield | |
| Next Level Heating & Cooling | In Fairfield | |
| Overflow Heating & Cooling, Llc | 4.4★ (29) | 8 mi |
| PR Heating & Cooling Solutions Fairfield | 5.0★ (2) | In Fairfield |
| Rick's Heating and Cooling | 3.0★ (2) | 7 mi |
| Sekano Appliance Repair | 5.0★ (2) | 6 mi |
| Trade Flow | 5.0★ (43) | 9 mi |
| ZONEAIRCO Heating and Cooling | In Fairfield |
National price ranges in USD, not adjusted for Fairfield. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In Alabama, Alabama Board of Heating, Air Conditioning and Refrigeration Contractors licenses Heating, ventilation, air conditioning and refrigeration work.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
In Alabama, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
We scored 277 Fairfield HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Fairfield data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |