Real Reviews · Oceanside
Top-Reviewed HVAC Companies in Oceanside, CA
What are customers actually saying? Read verified reviews for hvac companies in Oceanside — every rating is from a real customer.
As of July 2026, RatingsNearMe ranks 12 hvac companies in Oceanside, CA by the RNM Score — a 0–100 rating built from Google ratings, review volume, sentiment, and profile completeness. The top-ranked is Sherlock Plumbing, Heating & Air with a 4.9-star rating from 4,217 Google reviews and an RNM Score of 87/100. Also in the top tier: Anderson Plumbing, Heating & Air and Airtime Plumbing, Heating & Air. The average rating across all listed hvac companies in Oceanside is 4.9 stars from 758 reviews per business on average.
HVAC service in Oceanside: $75–$150/hr for repairs; full system replacement $4,000–$12,000 depending on size and efficiency.
Rankings updated July 4, 2026 · RNM Score = ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Best Overall
My Guy Heating, Air & Plumbing
My Guy Heating, Air & Plumbing stands out as the top-ranked HVAC in Oceanside due to its exceptional customer service, high ratings, and comprehensive heating, air, and plumbing services.
Most Reviewed
My Guy Heating, Air & Plumbing
A high review count indicates broad customer trust and consistent service quality, making it a reliable choice for HVAC needs.
When choosing an HVAC provider in Oceanside, prioritize companies with strong local reputations and verified reviews, and always request a written estimate before work begins to avoid unexpected costs.
Local Market Snapshot
12
Businesses listed
4.9★
Avg rating
758
Avg reviews
Jul 4, 2026
Last updated
Top Rated HVAC Companies
4.9 stars from over 4,200 reviews makes them a top-rated Oceanside HVAC choice.
3282 Grey Hawk Ct, Carlsbad, CA 92010, USAOceanside HVAC with 4.8 stars from over 3,000 reviews.
2930 Norman Strasse Rd STE 112, San Marcos, CA 92069, USAA trusted Oceanside HVAC company with a perfect 5.0-star rating from over 450 reviews.
4607 Allende Ave, Oceanside, CA 92057, USAHVAC Companies Rankings in Oceanside, CA
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Sherlock Plumbing, Heating & Air3282 Grey Hawk Ct, Carlsbad, CA 92010, USA | 4.9★ | 4,217 |
| #2 | Anderson Plumbing, Heating & Air2930 Norman Strasse Rd STE 112, San Marcos, CA 92069, USA | 4.8★ | 3,060 |
| #3 | Airtime Plumbing, Heating & Air4607 Allende Ave, Oceanside, CA 92057, USA | 5.0★ | 454 |
| #4 | My Guy Heating, Air & Plumbing934 S Andreasen Dr, Escondido, CA 92029, USA | 4.9★ | 347 |
| #5 | Oceanside Air Conditioning & Heating2170 S El Camino Real, Oceanside, CA 92054, USA | 5.0★ | 5 |
| #6 | Cool Air Solutions Heating and Air Conditioning Inc.450 S Melrose Dr Box 53, Vista, CA 92081, USA | 4.9★ | 338 |
| #7 | AC Pro2195 Oceanside Blvd, Oceanside, CA 92054, USA | 5.0★ | 126 |
| #8 | Coastal Refrigeration Heating and Air Conditioning, Inc.3604 Barranca Ct, Carlsbad, CA 92010, USA | 5.0★ | 156 |
| #9 | Morrison Mechanical Heating & Air Conditioning Services345 Retreat Ct, Fallbrook, CA 92028, USA | 5.0★ | 140 |
| #10 | All Day Heating & Air Conditioning LLC1820 Peacock Blvd Ste. A, Oceanside, CA 92056, USA | 5.0★ | 36 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated July 2026
All HVAC Companies in Oceanside
Shoppers consistently rate this Oceanside HVAC company 4.9 stars across hundreds of reviews.
934 S Andreasen Dr, Escondido, CA 92029, USA
Exceptional 5.0-star rating based on 5 Google reviews from local clients.
2170 S El Camino Real, Oceanside, CA 92054, USA
Trusted by hundreds of local customers with a near-perfect 4.9-star rating.
450 S Melrose Dr Box 53, Vista, CA 92081, USA
Oceanside HVAC with a perfect 5.0-star rating from over 120 Google reviews.
2195 Oceanside Blvd, Oceanside, CA 92054, USA
Trusted by hundreds with a flawless 5.0-star rating in Oceanside.
3604 Barranca Ct, Carlsbad, CA 92010, USA
Hundreds of reviews average a perfect 5.0-star rating for this Oceanside HVAC company.
345 Retreat Ct, Fallbrook, CA 92028, USA
Exceptional 5.0-star rating based on 36 Google reviews from local customers.
1820 Peacock Blvd Ste. A, Oceanside, CA 92056, USA
4.9 stars from nearly 200 reviews, reflecting exceptional, trusted local HVAC service.
4055 Oceanside Blvd space u, Oceanside, CA 92056, USA
4.8 stars from 17 reviews, reflecting exceptional customer satisfaction in Oceanside.
110 Copperwood Way Suite N, Oceanside, CA 92058, USA
Get Free Quotes
We'll connect you with the top hvac companies in Oceanside, CA.
HVAC Companies in Oceanside, CA — Compared
| # | Business | RNM Score | Rating | Reviews |
|---|---|---|---|---|
| 1 | Sherlock Plumbing, Heating & Air | 87/100 | 4.9 ★ | 4,217 |
| 2 | Anderson Plumbing, Heating & Air | 97/100 | 4.8 ★ | 3,060 |
| 3 | Airtime Plumbing, Heating & Air | 100/100 | 5.0 ★ | 454 |
| 4 | My Guy Heating, Air & Plumbing | 98/100 | 4.9 ★ | 347 |
| 5 | Oceanside Air Conditioning & Heating | 68/100 | 5.0 ★ | 5 |
| 6 | Cool Air Solutions Heating and Air Conditioning Inc. | 98/100 | 4.9 ★ | 338 |
| 7 | AC Pro | 85/100 | 5.0 ★ | 126 |
| 8 | Coastal Refrigeration Heating and Air Conditioning, Inc. | 86/100 | 5.0 ★ | 156 |
| 9 | Morrison Mechanical Heating & Air Conditioning Services | 97/100 | 5.0 ★ | 140 |
| 10 | All Day Heating & Air Conditioning LLC | 78/100 | 5.0 ★ | 36 |
Ranked by RatingsNearMe Score · ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · July 2026
Get your business on AI — ChatGPT, Perplexity & Google AI
AI assistants increasingly recommend local hvac companies straight from RatingsNearMe. Claim your spot in Oceanside to get featured in AI answers, comparison tables, and “best near me” results — where customers are actually searching now.
Frequently Asked Questions — HVAC Companies in Oceanside
How do I find the best hvac companies in Oceanside?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked hvac companies in Oceanside on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are hvac companies in Oceanside licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CA requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do hvac companies charge in Oceanside, CA?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a hvac companies in Oceanside?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the hvac companies on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
HVAC Companies in Nearby Cities
Compare top-rated hvac companies in cities near you.
How Rankings Work on This Page
Every hvac companies on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: July 4, 2026.
More Home Services in Oceanside
Related Searches
More ways to find hvac companies in Oceanside
HVAC Companies in nearby cities