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How do HVAC contractors in Mississippi get more customers from Google and AI search?

Facts checked November 8, 2026 by Ansh Singh

Short answer: HVAC Contractors in Mississippi get found online with a website that shows their license number, names the towns they serve such as Jackson, Gulfport and Southaven, and collects real local reviews. Licensing runs through the Mississippi State Board of Contractors (MSBOC). The state had 703 businesses with staff in this Census category in 2022.

Do HVAC contractors need a license in Mississippi?

Licensing in Mississippi is set by Mississippi State Board of Contractors (MSBOC), and some cities add their own rules on top.

License or registration types named by the state: HVAC (mechanical specialty); Residential HVAC; Residential Mechanical.

• HVAC is a Mechanical specialty (test required) with a separate Residential HVAC classification.
• EPA Section 608 applies to refrigerant.

Homeowners can check a license on the state lookup page. Put your number where they will look for it.

Contractor registration in Mississippi sits with Mississippi State Board of Contractors (MSBOC). Residential Builder covers residential buildings up to 3 floors. Residential Remodeler covers existing residential structures up to 3 floors. Both need a test and general liability insurance listing the Board. Exam passing score is 70 percent. Initial residential license fee $50, renewal $100 per the board rule. Licenses renew yearly.

License numbers in ads and on websites

Not found. MSBOC says bids, contracts and permits must be signed in the exact name on the license; using another name counts as unlicensed contracting.

What do homeowners in Mississippi’s biggest cities search for?

Google autocomplete for HVAC company searches in each city (job-seeker searches removed):

Jackson

• ac repair jackson
• ac repair jackson ms
• ac repair jacksonville
• hvac jackson ms
• hvac jackson ohio
• jackson ac repair
• jackson hvac and plumbing
• jackson hvac company

Gulfport

• ac repair gulfport
• ac repair gulfport ms
• auto ac repair gulfport ms
• ferguson hvac gulfport
• ferguson hvac gulfport ms
• gulfport ac repair
• gulfport hvac companies
• hvac companies gulfport ms

Southaven

• ac repair contact number
• ac repair southaven ms
• are goodman hvac any good
• car ac repair southaven ms
• cozy thermostat not working
• hvac companies southaven
• hvac companies southaven ms
• hvac parts southaven ms

Hattiesburg

• ac repair hattiesburg
• ac repair hattiesburg ms
• car ac repair hattiesburg ms
• hattiesburg ac repair
• hvac companies hattiesburg ms
• hvac hattiesburg ms
• hvac parts hattiesburg ms
• hvac repair hattiesburg

Biloxi

• ac repair biloxi
• ac repair biloxi ms
• ball hvac biloxi
• biloxi ac repair
• car ac repair biloxi
• car ac repair biloxi ms
• hvac biloxi ms
• hvac companies biloxi ms

Across these cities, the words that come up most are “repair”.

Source: Google autocomplete suggestions, checked November 8, 2026. Suggestions change over time.

What does a year of HVAC company work look like in Mississippi?

Publish each seasonal page four to six weeks ahead.

Temperatures: NOAA NCEI nClimDiv statewide data. Job column: our planning suggestion, not survey data.

How many heating and air conditioning contractors compete in Mississippi’s main cities?

Competition is tightest around Hattiesburg (Forrest County), with one business for every 3,910 residents, and loosest around Jackson, at one per 4,385.

Source: US Census Bureau, County Business Patterns 2022 and County Population Estimates 2023. Counts businesses with paid employees only.

How many heating and air conditioning contractors are in Mississippi?

The Census Bureau counted 703 businesses with employees in Mississippi in 2022, in the category “Plumbing, heating and air-conditioning contractors”. That ranks Mississippi 40th of 50 states, one of the smaller markets, and 1% of the US total. 78% of them have fewer than 10 staff, and 60 have 20 or more.

Together they employ 6,696 people, with an average yearly payroll of $525,514 per business. The three busiest counties hold 23% of them, so the work is spread across the state.

With 2,939,690 residents (Census, July 2023), that is one business for every 4,182 people, against 3,051 nationally: more residents per business than the US average, so each business has more homes to serve.

Mississippi next to its neighbors

Counties with the most heating and air conditioning contractors

56 of Mississippi’s counties have at least one. Source: US Census Bureau, County Business Patterns 2022.

How big are they?

Businesses by number of employees, 2022: 418 with 1-4 staff, 127 with 5-9 staff, 97 with 10-19 staff, 36 with 20-49 staff, 24 with 50+ staff.

Where Mississippi is growing

New homes and new owners bring new work. Mississippi's population changed -0.6% from July 2020 to July 2023. The fastest-growing counties with 50,000 or more people:

• Lafayette County: 58,467 people, +4.6% since 2020, 14 heating and air conditioning contractors
• DeSoto County: 193,247 people, +3.8% since 2020, 45 heating and air conditioning contractors
• Pearl River County: 57,978 people, +3.1% since 2020, 13 heating and air conditioning contractors
• Madison County: 112,511 people, +3.0% since 2020, 32 heating and air conditioning contractors
• Lamar County: 66,217 people, +2.8% since 2020, 13 heating and air conditioning contractors

Source: US Census Bureau, County Population Estimates, Vintage 2023.

Which code applies in Mississippi?

Mississippi has no single statewide edition of the mechanical code. Cities and counties adopt their own, so say which edition applies in the towns you serve.

What should a Mississippi HVAC company website show?

• Your license or registration number where people can see it, even where the state does not require it in ads.
• A service area list that names real counties and towns, for example Rankin County, Harrison County and Hinds County.
• Seasonal pages published before March, so they are found when demand starts.
• Real reviews from local jobs, with the town named, and photos of your own work.

Mississippi questions

Who licenses HVAC contractors in Mississippi?

Mississippi State Board of Contractors (MSBOC). HVAC is a Mechanical specialty (test required) with a separate Residential HVAC classification. EPA Section 608 applies to refrigerant.

How many heating and air conditioning contractors are there in Mississippi?

The US Census Bureau counted 703 businesses with employees in Mississippi in 2022 in the category Plumbing, heating and air-conditioning contractors, and 78% of them have fewer than 10 staff.

Which county in Mississippi has the most heating and air conditioning contractors?

Rankin County, with 65 businesses with employees in 2022 (Census County Business Patterns).

Do I need my license number on my website in Mississippi?

Not found. MSBOC says bids, contracts and permits must be signed in the exact name on the license; using another name counts as unlicensed contracting.

What do people in Jackson search for when they need an HVAC company?

Google autocomplete for Jackson shows searches such as “ac repair jackson”, “ac repair jackson ms”, “ac repair jacksonville” and “hvac jackson ms”.

When is the busiest season for HVAC contractors in Mississippi?

Mississippi’s statewide average runs from about 46°F in January to about 81°F in July (NOAA, 1991 to 2020).

Sources

• US Census Bureau, County Business Patterns 2022 (state and county files)
• US Census Bureau, City, Town and County Population Estimates, Vintage 2023
• NOAA NCEI, nClimDiv statewide temperature and degree days, 1991 to 2020
• Google autocomplete suggestions for the cities named, checked November 2026
• https://www.msboc.us/classifications
• https://www.housecallpro.com/licensing/handyman/mississippi/
• https://www.msboc.us
• https://awc.org/priorities/codes-standards/adoption/mississippi/