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Best HVAC Contractors in Hannibal, MO (2026)

22 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Hannibal: A1 Best Heating & Cooling Plumbing Appliance & Drain Openers, CR Score 60/100; 4.2★ from 34 Google reviews; open 24/7.

  2. 3

    Best for emergencies (open 24/7): Rescue Heating and Air Conditioning LLC, posts 24/7 hours; ranked #3 of 22.

  3. 2

    Most-reviewed: Bruening Heating and A/C and Fireplaces, 459 Google reviews at 4.9★, the most of 22 ranked; ranked #2.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

22 Hannibal HVAC contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 8 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.6★ across 22 rated businesses.

Top 10 HVAC contractors in Hannibal at a glance

Top 10 HVAC contractors in Hannibal at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1A1 Best Heating & Cooling Plumbing Appliance & Drain Openers604.2★ (34)Hannibal24/7Overall
2Bruening Heating and A/C and Fireplaces604.9★ (459)Quincy, 16 mi awaySatMost reviews
3Rescue Heating and Air Conditioning LLC605.0★ (13)Hannibal24/7Emergencies
4Air Specialists Heating & Air Conditioning, Inc.604.7★ (104)Quincy, 16 mi away24/7—
5M&P Heating & A/C LLC585.0★ (30)Quincy, 18 mi away24/7—
6Professional Commercial HVAC Contractors Hannibal565.0★ (3)HannibalSat · Sun—
7Superior Heating & Air Conditioning Inc564.4★ (32)Hannibal——
8Peters Heating & Air Conditioning Inc554.2★ (23)Hannibal——
9Elam Heating & Air Conditioning554.3★ (34)Quincy, 17 mi awaySat · Sun—
10Rescue heating and air conditioning545.0★ (4)Quincy, 16 mi away24/7—

The 22 best HVAC contractors in Hannibal, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  5. #5 M&P Heating & A/C LLC

    Based in Quincy, 18 mi away

    58/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 30 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2624 N 24th St, Quincy, IL 62305
    View profile for M&P Heating & A/C LLC(217) 964-2987

  6. #6 Professional Commercial HVAC Contractors Hannibal

    Based in Hannibal

    56/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 3 Google reviews
    Hours
    Mon–Fri 6 AM–4 PM · Sat 6 AM–5 PM · Sun 6 AM–4 PM
    Address
    5467 Co Rd 409, Hannibal, MO 63401
    View profile for Professional Commercial HVAC Contractors Hannibal(573) 235-5770

  13. #13 Sanco Thermo King - Quincy

    Based in Quincy, 17 mi away

    52/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.5★ from 35 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.5★ from 35 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1600 N 45th St, Quincy, IL 62305
    View profile for Sanco Thermo King - Quincy(217) 228-7322

  14. #14 EA Wand

    Based in Quincy, 16 mi away

    51/100CR Score

    Ranked #14 because of its Google rating and trade focus: 4.7★ from 19 Google reviews, listed on Google as “Heating contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 19 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    900 Jersey St, Quincy, IL 62301
    View profile for EA Wand(217) 223-0066

  17. #17 Experience HVAC/DUCT Cleaning

    Based in Quincy, 14 mi away

    50/100CR Score

    Ranked #17 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “HVAC contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 3 Google reviews
    Hours
    Mon–Fri 7 AM–8 PM · Sat closed · Sun 7 AM–8 PM
    Address
    Quincy Ave, Quincy, IL 62301
    View profile for Experience HVAC/DUCT Cleaning(217) 242-6263

  18. #18 U.S. Cooler

    Based in Quincy, 15 mi away

    50/100CR Score

    Ranked #18 because of its Google rating and trade focus: 3.7★ from 23 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 23 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    401 Delaware St, Quincy, IL 62301
    View profile for U.S. Cooler(217) 641-1492

  20. #20 Thomas D Hurley Heating & AC

    Based in Quincy, 17 mi away

    49/100CR Score

    Ranked #20 because of its Google rating and trade focus: 3.7★ from 12 Google reviews, listed on Google as “Air conditioning contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 3.7★ from 12 Google reviews
    Hours
    Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
    Address
    1528 N 5th St, Quincy, IL 62301
    View profile for Thomas D Hurley Heating & AC(217) 222-5461

  22. #22 Rupp Masonry Construction Co.

    Based in Quincy, 15 mi away

    44/100CR Score

    Ranked #22 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Masonry contractor”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 6 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat–Sun closed
    Address
    2001 Jefferson St suite 111, Quincy, IL 62301
    View profile for Rupp Masonry Construction Co.(217) 257-0367

Also serving Hannibal

9 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.

Unranked HVAC contractors serving Hannibal
BusinessGoogle ratingDistance
Advanced Air Heating and Cooling16 mi
Barajas STS INC19 mi
Big River Heating and Air Conditioning5.0★ (2)In Hannibal
Hanging Chimney Masonry16 mi
Harker HVAC Inc16 mi
Meyer Duct solutions5.0★ (2)15 mi
Quincy HVAC16 mi
Quincy HVAC Services5.0★ (1)18 mi
Stroot Heating & Air Conditioning Co16 mi

How much do HVAC contractors cost in Hannibal?

National price ranges in USD, not adjusted for Hannibal. Each row names its basis and the month we checked it.

How much do HVAC contractors cost in Hannibal?
JobLowTypicalHighBasisChecked
AC replacement$3,887$5,978$8,073Per system, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026
Furnace replacement$2,823$4,814$6,896Per system, installed; typical range of customer-reported jobs. US national rangeOctober 2026

When to hire an HVAC contractor in Missouri

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How we ranked Hannibal HVAC contractors

We scored 22 Hannibal 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Hannibal data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

HVAC contractors in Hannibal: frequently asked questions

Who is the best HVAC contractor in Hannibal?

By CR Score, the highest-ranked HVAC contractor in Hannibal, MO is A1 Best Heating & Cooling Plumbing Appliance & Drain Openers with a CR Score of 60/100. It has 4.2★ from 34 Google reviews. It is open 24/7. Bruening Heating and A/C and Fireplaces (#2) and Rescue Heating and Air Conditioning LLC (#3) follow. We ranked 22 HVAC contractors on ten factors, last updated October 22, 2026.

How many HVAC contractors are there in Hannibal?

ContractorsRanked ranks 22 HVAC contractors serving Hannibal, MO. 5 of them are based in Hannibal; the rest serve it from nearby towns. Another 9 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which HVAC contractors in Hannibal are open 24/7?

5 ranked HVAC contractors in Hannibal post 24/7 hours. The highest-ranked are A1 Best Heating & Cooling Plumbing Appliance & Drain Openers (#1), Rescue Heating and Air Conditioning LLC (#3) and Air Specialists Heating & Air Conditioning, Inc. (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which HVAC contractors in Hannibal work on weekends?

8 of 22 ranked HVAC contractors post Saturday hours and 8 post Sunday hours. The highest-ranked open Saturdays are A1 Best Heating & Cooling Plumbing Appliance & Drain Openers (#1), Bruening Heating and A/C and Fireplaces (#2) and Rescue Heating and Air Conditioning LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does ac replacement cost in Hannibal?

AC replacement typically costs $3,887 to $8,073, with $5,978 typical (Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Hannibal. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Hannibal HVAC contractors have?

The median Google rating among 22 rated HVAC contractors in Hannibal is 4.6★, with a median of 21 reviews. Bruening Heating and A/C and Fireplaces has the most, 459 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire an HVAC contractor in Hannibal?

HVAC demand peaks in summer for cooling and in winter for heating. Spring and fall are the easiest times to book maintenance or a replacement.

How does ContractorsRanked rank HVAC contractors?

Each HVAC contractor gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Hannibal

  1. October 2026: CR Scores recalculated for 22 hvac contractors serving Hannibal.

More HVAC contractors and Hannibal pages