Contact Harwell Heat & Air

Schedule HVAC Service in Noble, Norman, and Surrounding Areas

Need fast, reliable HVAC service? Whether you're dealing with a broken air conditioner, planning a furnace replacement, or scheduling seasonal maintenance, Harwell Heat & Air is here to help.


We proudly serve homeowners throughout Noble, Norman, and nearby Oklahoma communities with honest service, fair pricing, and quality workmanship you can trust. Use the contact information below to reach out, request a quote, or schedule a service appointment.



We look forward to serving you.

Contact Information

If you’re located within or near the 73068 or 73072 ZIP codes, you’re well within our primary service zone.

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Request a Quote or Service Appointment

Ready to schedule HVAC service or request an estimate? Fill out our contact form with the following information:

Contact Us

For Emergency HVAC Issues

If you’re experiencing urgent HVAC problems—such as a system that won’t run during extreme heat or cold—please call us directly at (405) 248-4388. While our regular hours are Monday through Friday, we do our best to accommodate emergency requests whenever possible.



Common emergency issues we respond to:

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Air conditioning not cooling during a heatwave

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Furnace not producing heat on freezing days

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Unusual electrical smells or noises from your system

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Refrigerant leaks or frozen coils

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Total system shutdown

Don’t hesitate to call. We’ll do everything we can to restore your comfort quickly and safely.

What Happens After You Contact Us

We believe contacting an HVAC company should be easy, not frustrating. Here’s what you can expect once you reach out:

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We confirm your inquiry within 24 business hours.

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If you’re requesting a quote, we may schedule an in-person assessment based on your service needs.

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For general repairs or tune-ups, we’ll offer the next available appointment.

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Our licensed technician will arrive on time, diagnose the issue, and clearly explain the solution.

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We’ll perform the service or schedule a return visit if needed, with no pressure and no surprise costs.

Our goal is to make the entire process—from first contact to completed service—clear, honest, and stress-free.

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Services You Can Schedule Here

Use this page to request or schedule any of our core residential HVAC services:

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Air conditioning repair or replacement

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Furnace or heating system installation

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Preventative HVAC maintenance or tune-ups

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System diagnostics and second opinions

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Indoor air quality evaluations

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Thermostat upgrades

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Ductwork inspections or modifications

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Mini-split system installs

If you're not sure what service you need, just give us a brief description. We'll guide you from there.

Locally Owned. Community Trusted.

Harwell Heat & Air is proud to be a local HVAC contractor serving the homes of Cleveland County for over 10 years. We’re not a franchise or call center—we’re your neighbors, committed to providing reliable heating and cooling services with integrity and professionalism.