Plumbing · Heating · Cooling Service Area
Serving North Louisiana
Ruston to Monroe.
One call gets a licensed tech to your door, same day — anywhere across North Louisiana.
Coverage Map
All Cities We Serve
20 cities across 9 North Louisiana parishes — each links to a dedicated plumbing and heating & cooling page with local context, pricing, and same-day scheduling.
Lincoln Parish
5 citiesRuston● Office
Choudrant
Grambling
Simsboro
Ouachita Parish
5 citiesMonroe● Office
West Monroe● Office
Calhoun
Sterlington
Claiborne Parish
2 citiesRichland Parish
2 citiesRayville
Union Parish
2 citiesBernice
Farmerville
Bienville Parish
1 cityArcadia
Jackson Parish
1 cityJonesboro
Morehouse Parish
1 cityBastrop● Office
Webster Parish
1 cityDon't see your city? If you're anywhere in North Louisiana, we likely serve you — just call.
(318) 319-0220Available Around the Clock
Emergency?
We answer 24/7.
Burst pipe, water heater out, sewer backup? Real plumbers pick up — no answering machines. Mark Johnson & Sons Plumbing serves North Louisiana any time, day or night.
LA Master Plumbing #1874 · Backflow Cert #28131 · Master Natural Gas Fitter #LMNGF9062 · State Contractors #35794