93/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 732 Google reviews, open 24/7.
- 5.0★ from 732 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1600 W Mozelle St, Pharr, TX 78577
Best HVAC Contractors in Alamo, TX (2026)
180 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Alamo: Polar Air | Air Conditioning & Heating, CR Score 93/100; 5.0★ from 732 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Prime Air HVAC & $149 Duct Cleaning, posts 24/7 hours; ranked #2 of 180.
- 21
Most-reviewed: Colair, 3,220 Google reviews at 5.0★, the most of 180 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
180 Alamo HVAC contractors are ranked here by CR Score, from 8 published factors. 55 are open 24/7, 132 open Saturdays and 80 open Sundays, based on posted hours. The median Google rating is 4.9★ across 180 rated businesses.
Top 10 HVAC contractors in Alamo at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Polar Air | Air Conditioning & Heating | 93 | 5.0★ (732) | Pharr, 5 mi away | 24/7 | Overall |
| 2 | Prime Air HVAC & $149 Duct Cleaning | 93 | 5.0★ (866) | McAllen, 7 mi away | 24/7 | Emergencies |
| 3 | Millennium A/C | 93 | 5.0★ (1,058) | Mission, 11 mi away | 24/7 | — |
| 4 | Infinity AC Service LLC. | 92 | 5.0★ (234) | San Juan, 2 mi away | 24/7 | — |
| 5 | Mighty Mike's Plumbing, Electrical & HVAC | 91 | 4.9★ (2,689) | Pharr, 6 mi away | 24/7 | — |
| 6 | Cytech Heating & Cooling | 90 | 4.9★ (646) | Edinburg, 13 mi away | 24/7 | — |
| 7 | L&S Heating & Cooling LLC | 90 | 4.9★ (107) | San Juan, 2 mi away | 24/7 | — |
| 8 | A/C AMIGO LLC | 90 | 4.9★ (224) | McAllen, 9 mi away | 24/7 | — |
| 9 | PrimAiry Comfort LLC | 90 | 4.9★ (55) | Alamo | 24/7 | — |
| 10 | Mario Bros AC Heating LLC | 89 | 5.0★ (78) | Alamo | 24/7 | — |
The 180 best HVAC contractors in Alamo, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in McAllen, 7 mi away
93/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 866 Google reviews, open 24/7.
- 5.0★ from 866 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 525 W Nolana Ave, McAllen, TX 78504
Based in Mission, 11 mi away
93/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 1,058 Google reviews, open 24/7.
- 5.0★ from 1,058 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 715 N Glasscock Rd Ste 20, Mission, TX 78572
Based in San Juan, 2 mi away
92/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 234 Google reviews, open 24/7.
- 5.0★ from 234 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1208 N Raul Longoria Rd SUITE H, San Juan, TX 78589
Based in Pharr, 6 mi away
91/100CR ScoreRanked #5 because of its Google rating and availability: 4.9★ from 2,689 Google reviews, open 24/7.
- 4.9★ from 2,689 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3104 N Jackson Rd, Pharr, TX 78577
Based in Edinburg, 13 mi away
90/100CR ScoreRanked #6 because of its Google rating and availability: 4.9★ from 646 Google reviews, open 24/7.
- 4.9★ from 646 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 6840 I-69C, Edinburg, TX 78542
Based in San Juan, 2 mi away
90/100CR ScoreRanked #7 because of its Google rating and availability: 4.9★ from 107 Google reviews, open 24/7.
- 4.9★ from 107 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 620 S Nebraska Ave, San Juan, TX 78589
Based in McAllen, 9 mi away
90/100CR ScoreRanked #8 because of its Google rating and availability: 4.9★ from 224 Google reviews, open 24/7.
- 4.9★ from 224 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3218 Balboa Ave, McAllen, TX 78503
Based in Alamo
90/100CR ScoreRanked #9 because of its Google rating and availability: 4.9★ from 55 Google reviews, open 24/7.
- 4.9★ from 55 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Alamo
89/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 78 Google reviews, open 24/7.
- 5.0★ from 78 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Alamo
89/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 39 Google reviews, open 24/7.
- 5.0★ from 39 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in McAllen, 7 mi away
89/100CR ScoreRanked #12 because of its Google rating and availability: 5.0★ from 91 Google reviews, open 24/7.
- 5.0★ from 91 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 807 Pecan Blvd Suite 107, McAllen, TX 78501
Based in Alamo
89/100CR ScoreRanked #13 because of its Google rating and availability: 4.6★ from 158 Google reviews, open 24/7.
- 4.6★ from 158 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 817 S Alamo Rd, Alamo, TX 78516
Based in Alton, 14 mi away
89/100CR ScoreRanked #14 because of its Google rating and availability: 4.8★ from 594 Google reviews, open 24/7.
- 4.8★ from 594 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 705 S Alton Blvd, Alton, TX 78573
#15 Val-Air Llc
Based in Edinburg, 7 mi away
89/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 78 Google reviews, open 24/7.
- 5.0★ from 78 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5502 S Alquds Ave, Edinburg, TX 78539
Based in McAllen, 14 mi away
89/100CR ScoreRanked #16 because of its Google rating and availability: 4.9★ from 344 Google reviews, open 24/7.
- 4.9★ from 344 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 14109 Madrid Falls Ln, McAllen, TX 78504
Based in Mission, 14 mi away
89/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 2,200 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 2,200 Google reviews
- Hours
- Mon–Fri 7:30 AM–7 PM · Sat–Sun 7:30 AM–5 PM
- Address
- 1812 W Griffin Pkwy B, Mission, TX 78572
Based in Edinburg, 11 mi away
88/100CR ScoreRanked #18 because of its Google rating and availability: 4.8★ from 202 Google reviews, open 24/7.
- 4.8★ from 202 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1800 Sugar Cane Dr E, Edinburg, TX 78541
Based in Mission, 13 mi away
88/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 1,147 Google reviews, listed on Google as “HVAC contractor”.
- 4.9★ from 1,147 Google reviews
- Hours
- Mon–Fri 7:30 AM–8:30 PM · Sat 7:30 AM–7 PM · Sun 8 AM–7 PM
- Address
- 325 N Conway Ave, Mission, TX 78572
Based in McAllen, 10 mi away
88/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 100 Google reviews, open 24/7.
- 4.9★ from 100 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4508 N Taylor Rd, McAllen, TX 78504
#21 Colair
Based in Mission, 12 mi away
88/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 3,220 Google reviews, the most Google reviews on this list (3,220).
- 5.0★ from 3,220 Google reviews
- Hours
- Mon–Fri 8 AM–7 PM · Sat 8 AM–5 PM · Sun closed
- Address
- 1221 E Expressway 83 Suite A, Mission, TX 78572
Based in Alamo
87/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 14 Google reviews, open 24/7.
- 5.0★ from 14 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1003 US-83 Frontage Rd #10, Alamo, TX 78516
#23 Artic One
Based in Mission, 13 mi away
87/100CR ScoreRanked #23 because of its Google rating and availability: 4.9★ from 103 Google reviews, open 24/7.
- 4.9★ from 103 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 500 E 9th St, 3905 Carol Dr, Mission, TX 78574
Based in Alamo
87/100CR ScoreRanked #24 because of its Google rating and availability: 4.5★ from 31 Google reviews, open 24/7.
- 4.5★ from 31 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1432 N Alamo Rd, Alamo, TX 78516
Based in Edinburg, 4 mi away
87/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
- 5.0★ from 20 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
HVAC contractors ranked #26 to #50
#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 180 ranked HVAC contractors here; the rest are on their profiles.
Also serving Alamo
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 |
|---|---|---|
| Aj's Heating & Cooling | 4.5★ (2) | In Alamo |
| Alanis Repair | 5.0★ (2) | 17 mi |
| All-Temp Heating & Cooling | 5.0★ (1) | In Alamo |
| CAM-AIR AC & HEATING | 3.0★ (2) | 9 mi |
| Checkmark Refrigeration LLC | 3.5★ (2) | 8 mi |
| Enterprise Air Conditioning & Refrigeration | 4.1★ (30) | 14 mi |
| Farrell Plumbing & Cooling Inc. | 4.5★ (77) | 10 mi |
| Gomez HVAC Services | 5.0★ (2) | 14 mi |
| Guzman Air-Conditioning LLC | 3.0★ (2) | 17 mi |
| Guzman Cooling & Heating LLC | 5.0★ (5) | 7 mi |
| Hilboy AC Service | 5.0★ (2) | 7 mi |
| Infinity AIr Heating and Cooling | In Alamo | |
| Leal A/C Service Call | 5.0★ (2) | 12 mi |
| Pope Heating and Air of Weslaco | 5.0★ (2) | 9 mi |
| PRECISION AIR HEATING & COOLING, PLLC | 5.0★ (14) | 17 mi |
| ProTemp Air Conditioning | 5.0★ (8) | 9 mi |
| Rio Comfort Mechanical LLC | 5.0★ (2) | In Alamo |
| Tkc Construction | In Alamo | |
| Wolf on Roofs Construction | 5.0★ (2) | 7 mi |
| WW Air Specialist LLC - Heating and Cooling Service in Harlingen, Texas | 4.7★ (71) | 25 mi |
How much do HVAC contractors cost in Alamo?
National price ranges in USD, not adjusted for Alamo. 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 |
How to check an HVAC contractor's license in Texas
In Texas, Texas Department of Licensing and Regulation (TDLR) licenses Air conditioning and refrigeration contractor licenses (Class A and B).
- Search the business name or license number on the Texas Department of Licensing and Regulation (TDLR) license lookup.
- Check that the status is active and the name matches the contract or truck.
- Ask for proof of insurance before work starts.
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
When to hire an HVAC contractor in Texas
In Texas, 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.
How we ranked Alamo HVAC contractors
We scored 180 Alamo HVAC contractors on 8 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. Unknown factors are left out of the score, 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 Alamo data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
HVAC contractors in Alamo: frequently asked questions
Who is the best HVAC contractor in Alamo?
By CR Score, the highest-ranked HVAC contractor in Alamo, TX is Polar Air | Air Conditioning & Heating with a CR Score of 93/100. It has 5.0★ from 732 Google reviews. It is open 24/7. Prime Air HVAC & $149 Duct Cleaning (#2) and Millennium A/C (#3) follow. We ranked 180 HVAC contractors on 8 factors, last updated October 22, 2026.
How many HVAC contractors are there in Alamo?
ContractorsRanked ranks 180 HVAC contractors serving Alamo, TX. 9 of them are based in Alamo; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which HVAC contractors in Alamo are open 24/7?
55 ranked HVAC contractors in Alamo post 24/7 hours. The highest-ranked are Polar Air | Air Conditioning & Heating (#1), Prime Air HVAC & $149 Duct Cleaning (#2) and Millennium A/C (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which HVAC contractors in Alamo work on weekends?
132 of 180 ranked HVAC contractors post Saturday hours and 80 post Sunday hours. The highest-ranked open Saturdays are Polar Air | Air Conditioning & Heating (#1), Prime Air HVAC & $149 Duct Cleaning (#2) and Millennium A/C (#3). Posted hours are office hours; crews may book weekend jobs separately.
How do I check an HVAC contractor's license in Texas?
In Texas, Texas Department of Licensing and Regulation (TDLR) handles licensing and covers Air conditioning and refrigeration contractor licenses (Class A and B). Search the business or license number at https://www.tdlr.texas.gov/LicenseSearch/.
How much does ac replacement cost in Alamo?
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 Alamo. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Alamo HVAC contractors have?
The median Google rating among 180 rated HVAC contractors in Alamo is 4.9★, with a median of 17 reviews. Colair has the most, 3,220 reviews, and ranks #21. 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 Alamo?
In Texas, 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.
Update log for Alamo
- October 2026: CR Scores recalculated for 180 hvac contractors serving Alamo.
- October 2026: 1 duplicate listing merged.
More HVAC contractors and Alamo pages
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Other trades in Alamo
- Roofers in Alamo116 ranked
- Plumbers in Alamo59 ranked
- Electricians in Alamo100 ranked
- General contractors in Alamo151 ranked
- Painters in Alamo48 ranked
- Landscapers in Alamo58 ranked
- Handymen in Alamo25 ranked
- Kitchen remodelers in Alamo33 ranked
- Bathroom remodelers in Alamo34 ranked
- Flooring contractors in Alamo38 ranked
- Tile installers in Alamo21 ranked
- Concrete contractors in Alamo40 ranked
- Fence contractors in Alamo37 ranked
- Deck builders in Alamo9 ranked
- Siding contractors in Alamo10 ranked
- Window installers in Alamo21 ranked
- Gutter installers in Alamo18 ranked
- Insulation contractors in Alamo32 ranked
- Solar installers in Alamo36 ranked
- Garage door repair companies in Alamo25 ranked
- Foundation repair companies in Alamo24 ranked
- Tree services in Alamo41 ranked
- Masonry contractors in Alamo18 ranked
- Water damage restoration companies in Alamo34 ranked
- Home builders in Alamo93 ranked
- Demolition contractors in Alamo20 ranked
- All contractors in Alamo