GroundRosterLicensed Septic Contractors in Oklahoma
Oklahoma lists 484 licensed septic contractors. They are based in 66 counties and 210 cities. 4 license classes appear, covering roles such as installation / repair and pumping / cleaning.
Checked against Oklahoma DEQ - Certified Installers, Oklahoma DEQ - Licensed Septage Pumpers and Transporters, Oklahoma DEQ - Certified Soil Profilers and Oklahoma DEQ - Certified Installers + Oklahoma DEQ - Licensed Septage Pumpers and Transporters. Roster copy last refreshed 2026-08-19.
Browse by county or request free quotes.
Septic (onsite wastewater) contractors handle everything from routine septic tank pumping and cleaning to repairs, inspections, and new system installation. States license each role separately (a pumper is not necessarily licensed to install, and vice versa), so match the license class to the job.
Counties with the most listings based there
Browse Oklahoma by county
Each listing sits under the county of the address on its license record, which can be a mailing address. 66 counties have listings based there.
Cities with the most listings based there
Septic Pumpers by city in Oklahoma
Septic Tank Pumping cost guide
Septic Installers by city in Oklahoma
Septic System Installation cost guide
Looking for a specific contractor? Search by name, business name, or license number.
Hiring a septic contractor in Oklahoma
Before you sign anything: confirm the license on this page is still active with the agency that issued it, ask for proof of insurance, and get at least three written quotes; pricing on this work varies widely by site conditions.
How do I check a septic contractor's license in Oklahoma?
Use the license search to find the listing by name, business name, or license number, then confirm it with the agency that issued the license. Every listing links to the roster it came from.
What does septic pumping, cleaning, repair, inspection, or installation work cost in Oklahoma?
Our cost guides give national ranges for septic tank pumping and cleaning, septic repairs, inspections, and new system installation. Site conditions, access, and local demand set the real number, so get at least three written quotes from licensed septic contractors in Oklahoma.
Is a permit required?
Usually, for a new system or well and for most repairs. The state or county health authority sets the rules, so ask the contractor which permit the job needs and whether pulling it is included in the quote.
Where this Oklahoma data comes from
- Oklahoma DEQ - Certified Installers · source page
- Oklahoma DEQ - Licensed Septage Pumpers and Transporters · source page
- Oklahoma DEQ - Certified Soil Profilers · source page
- Oklahoma DEQ - Certified Installers + Oklahoma DEQ - Licensed Septage Pumpers and Transporters · source page