Hvac Services in Onslow, North Carolina

41 found · ← All categories in Onslow

Updated October 31, 2026

Jacksonville Heating Contractors

Hvac Services

Jacksonville, NC

Jacksonville Heating Contractors has provided residential and commercial HVAC services in Jacksonville and Havelock since 1959.

  • Residential HVAC repair and installation
  • Commercial heating and cooling services
  • AC repair in Jacksonville or Havelock

Speedy heating and cooling services

Swansboro Heating & Air Conditioning

Hvac Services

Swansboro, NC

Swansboro Heating & Air Conditioning brings over 35 years of HVAC experience and repairs all brands in Swansboro and surrounding areas.

  • Repairs involving heating or air conditioning equipment from any brand
  • Homeowners needing help sizing replacement HVAC equipment
  • Customers wanting a free estimate before HVAC work

All Seasons Heating & Cooling

Hvac Services

Jacksonville, NC

All Seasons Heating & Cooling serves Jacksonville, Wilmington, New Bern, and Hampstead with emergency air-conditioner and heat-pump service.

  • emergency air conditioner or heat pump service
  • Trane equipment service
  • residential HVAC installation or replacement estimates

Emergency available

All Weather Mechanical

Hvac Services

Jacksonville, NC

All Weather Mechanical has served Jacksonville since 1996 and handles air conditioning, gas furnaces, ductwork, and Mitsubishi Electric ductless systems.

  • Mitsubishi Electric ductless system installations or service
  • Air conditioning and gas furnace work in Jacksonville
  • HVAC upgrades requiring detailed diagnostics

ATM Heating and Air Service

Hvac Services

Jacksonville, NC

ATM Heating and Air Service specializes in HVAC repairs and hard-to-find parts, with 24/7 emergency service in Jacksonville and surrounding Onslow areas.

  • After-hours heating or air conditioning emergencies
  • Repairs intended to extend an existing unit's service life
  • HVAC systems requiring hard-to-find replacement parts

Emergency available · ASAP

Carolina Comfort Air

Hvac Services

Jacksonville, NC

Carolina Comfort Air provides residential and commercial HVAC services across Raleigh, Wilmington, and 10 other listed North Carolina cities.

  • HVAC repair and installation
  • HVAC maintenance
  • indoor air quality services

Comfort First Heating and Cooling

Hvac Services

Jacksonville, NC

Comfort First Heating and Cooling serves North Carolina with 50+ years of home-service expertise and HVAC installation guarantees, plus plumbing and generator services.

  • Heat pump installation, repair, or service
  • Ductless mini-split services
  • Indoor air quality and whole-home dehumidifier needs

Emergency available

Davis Heating & AC LLC

Hvac Services

Jacksonville, NC

Davis Heating & AC serves Onslow and Carteret counties with 24/7 emergency HVAC service and over 20 years of experience.

  • after-hours HVAC emergencies
  • repairs involving non-American Standard HVAC equipment
  • Mitsubishi ductless installations

Emergency available · fast service

Humphrey Heating & Air Conditioning, Inc.

Hvac Services

Jacksonville, NC

Humphrey Heating & Air Conditioning has served Jacksonville since 1967 with NATE-certified residential HVAC technicians, emergency repairs, plumbing, and generator services.

  • Residential heating and air conditioning repairs
  • Routine heating inspections and maintenance
  • HVAC replacement and installation

Emergency available

Kennedy's Heating & Air Conditioning

Hvac Services

Richlands, NC

Kennedy's Heating & Air Conditioning serves Richlands and Jacksonville with Daikin systems, heat pump repair, and preventative maintenance plans.

  • Daikin HVAC system installations
  • Heat pump repair and twice-yearly tune-ups
  • Furnace repair and maintenance

Same-day quotes and free in-home estimates on new installations

Manley Heating and Cooling

Hvac Services

Jacksonville, NC

Manley Heating and Cooling has served Jacksonville, NC and Onslow County since 1994, offering residential and commercial HVAC installation, ductwork, and maintenance.

  • Residential HVAC installations
  • Commercial HVAC service
  • Ductwork replacement or additions

Nc Comfort Systems, Inc

Hvac Services

Jacksonville, NC

NC Comfort Systems, Inc provides 24/7 emergency HVAC repair in Jacksonville and services all major brands and models.

  • After-hours HVAC emergencies in Jacksonville
  • Repairs involving major HVAC brands and models
  • Homeowners needing air duct cleaning, repair, or replacement

Emergency available · Prompt 24/7 emergency repair services; technicians arrive in company vehicles filled with parts to address repairs promptly.

Other categories in Onslow

Hvac Services in nearby counties

FAQ

Which HVAC companies in Onslow offer emergency service?

All Seasons, ATM Heating and Air Service, Comfort First, and Davis Heating & AC list emergency HVAC availability. ATM and Davis specifically mention 24-hour emergency service.

How can I get HVAC pricing before approving repairs?

Swansboro Heating & Air Conditioning offers free estimates and says it discloses the total cost before work begins. Davis offers upfront pricing, while All Weather Mechanical lists free estimates.

Who services ductless or mini-split HVAC systems in the Onslow area?

All Weather Mechanical specializes in Mitsubishi Electric ductless systems. Davis offers Mitsubishi ductless installation, and Comfort First lists ductless mini-split services.

Who can test ducts or evaluate home energy loss?

All Seasons provides thermal imaging, duct-blaster and blower-door testing, and energy analysis. Davis also lists duct testing and air-duct cleaning.