Orange County HVAC Services

Local HVAC Services in Orange County and surrounding areas since 1981

Our coverage area has expanded greatly over the last 42 years. We now provide local HVAC services in Orange County, including the following communities:

Need service and don’t see your community listed? Please contact us! If we don’t already serve your area, we may be able to provide a referral to one of our local partners that can serve your need.

Contact Dial One Sonshine Today For HVAC & Plumbing Services in Your Community:

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$67 Off Plumbing Repair

Mention this special when you call to save $67 off your repair service!

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Present at time of purchase. Cannot be combined with other offers. Some restrictions apply. Coupon value is $0.00001.Offer Expires: January 1, 2026

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$550 Off Water Conditioning System

Fresh, Filtered Water On-Demand

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Any Drain Only $89

Slow or Clogged Drain? Get our Stay-Clear Guarantee

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$150 Off Whole-House Air Cleaner

Clean the air in your home

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Save up to $240 Off a new high-efficiency water heater

with instant consumer rebates and utility rebates.

Up to $125 Instant Consumer Rebate
Up to $115 Utility Rebate(s)
Special Financing Available

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Duct Cleaning Special

Ensure the cleanest air for your home!

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$19 Furnace tune up

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Save up to $1,000 Off a Tankless Water Heater

Never run out of hot water again!

Up to $400 Instant Consumer Rebate
Up to $600 Utility Rebates
Special Financing Available

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$200 Off Whole-House Air Purifier

Eliminate viruses, mold, bacteria, dirt and other contaminants

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Save up to $3,000 off a new water heater

With purchase of a new heating & cooling system. Special Financing Available!

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Call Us 24/7 (714) 613-1016 OR Leave Us A Message

Heat Pump Maintenace

The technician Jose from Dial One Sonshine did a comprehensive check of the heat pump system functions and performance for AC, cleaning the filter and rooftop heat exchanger, etc.

- Mario V.

Heat Pump Replacement

Dial One Sonshine replaced my very old heat pump system with a new one. Although there were some unforeseeable issues along the way, Jason (and Dial One) handled them very professionally.

- Robin L.

New Filter for heating system

Lorenzo cleaned thoroughly my heating system and replaced filter. He advised me that I needed new air ducts. Four technicians installed them in record time

- Sharon M.

Water Heater Quote & Installation

I called Dual One Sonshine and the same day they arrived and gave me a fair price on installing a new water heater. Eddie did a great job and with out rushing worked into the night until he finished the job.

- Bino B.

Water Heater Flush

I had a very positive experience with Ethan. He came to flush my water heater. He was very professional, knowledgeable and did and excellent job explaining some things that needed to be done to avoid any problems in the future. He also checked whole housing plumbing and was very honest and thorough.

- Manjula T.

Heating Equipment Inspection

Luis came to our home and our rental property and did a complete check of our heating equipment . He found ways to make our units more efficient without up charge for things we didn't need. He also had good recommendations for vendors we could use to improve over all efficiency. I

- Gordon J.

Diagnosed and repaired my heating unit

Technician Chai came by and was able to diagnose my problem with my heating unit. He was very knowledgeable and friendly. He helped not only diagnose my issue but help explain why I had a problem and how to prevent it next time. Would definitely recommend Chai for any future issues I will have.

- Frank S.

Multiple Plumbing Services

My complements to Andrew Rothenberger for his thorough work on my plumbing ranging from water heater maintenance and changing emergency shutoff valves in my bathrooms. He left everything clean and tested everything before leaving.

- Rita A.

Faucet Fixture Install

I am very pleased with my experience with Dial One Sonshine. Ethan arrived on time, listened to my concerns, explained what was wrong, and what my options were. He went right to work and I'm very happy with how the new faucet fixture works and looks. I will definitely call again if I need other plumbing repairs and will recommend the company to others.

- Alison O.

Shower Drain Clearing

Johnny B knows his stuff! He cleared our upstairs shower drain and gave us a quote on some additional work per my request. He was prompt, friendly and knowledgeable. Would definitely use Dial One Sonshine again.

- James G.

Drain Camera Inspection & Cleaning

Johnny arrived on time and was very courteous. He cleared the roots in the drain and checked it with a camera. He was also kind enough to explain the prices and give us an estimate.

- Sandy G.

Kitchen Drain Cleaning

Mikey did a fine job in cleaning the drain system for the two kitchen sinks and the dishwasher. He was well prepared to open up the drain pipe under the house.

- Edna E.

A/C Inspection

Had a great experience with DialOne. John (JR) came over to inspect my AC and he showed me that i had a leak in my system as my refrigerant was low. He informed me of my options and hopefully our decision will get me through the next few summers.

- Erik H.

Quick A/C Repair & Filter Replacement

My repairman Oscar was fantastic! He fixed my AC system in just 30 minutes by replacing the capacitor. He also advised that I needed a new AC filter ASAP, and he instructed me how to replace it and what tools to use. He quickly and professionally fixed my issue during this rough heatwave. 10/10 do recommend!

- Shae S.

Best Prices For A/C Repair

After few quotes from A/C & heating companies we decided to hire Dial One Sonshine and John R did an excellent job. Despite extreme heat in the attic John finished the job without complaining. High recommend professional.

- Jolanta Z.

Furnace Replacement Cost Estimate

I contacted Dial One Sonshine Heating for estimating the cost to replace an older furnace - everyone I talk with from Dial One were very professional, friendly and forthright - JR provided great explanation of my current furnace condition and what it would take to replace and make other necessary changes. I am glad I reached to them and would recommend them for any HVAC related issues.

- Michael B.

Water Heater Inspection

The fella who was here to do the inspection etc. of my water heater is named Juan & he was wonderful. He did the flush etc. & explained everything to me. He was friendly, polite & just an all-around good guy. Thank you Dial One & Thank you! Juan.

- Jeannine M.

Always have fantastic experience with Dial One Sonshine

I always have fantastic experience with Dial One Sonshine's HVAC technician. Their technicians are always on time, super knowledgeable, friendly, and have the best customer service. I really like their appointment reminder texts and emails too! Excellent service by Mauricio and John! Highly recommend.

- Jessica L.

Diagnosed and repaired my pipes

They came out quickly and had all the proper tools and technology to diagnose and fix my plumbing issue. I had a washer drain that was backing up and the pipes were old and could not be cabled. They ended up replacing some pipe in the wall and doing a major de-scaling of the inside of the drain pipe to the main sewer line. It requires a big & expensive machine. It saved the old pipes but it did cost a lot for these services. All in all, great services and quality work with higher than normal pricing.

- Chad G.

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(714) 613-1016ORBook Now!

Family Owned & Operated in Orange County For Four Decades

When you have an urgent plumbing, HVAC or electrical need, you can’t afford to wait, Dial One to get the job done! Since 1981, we’ve delivered fast responses and top-quality service to homeowners and businesses throughout Orange County and beyond. Dial One Sonshine is a family owned business that takes pride in providing the kind of plumbing, HVAC and electrical service that builds strong relationships with businesses and homeowners- and your satisfaction is guaranteed!

Family Owned & Operated

Repairs When You Need Them

Straight-forward Pricing

Contractor’s License: 1085205

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