Compare the highest-rated plumbing professionals in O Fallon, Missouri. All contractors are licensed, insured, and verified through our rigorous screening process.
A large, regional company with a local O'Fallon branch, known for comprehensive plumbing, HVAC, and electrical services. They emphasize 24/7 emergency availability and have a large team of technicians, allowing for quick response times. Their strength lies in their scale, training, and extensive service offerings.
A highly-rated, family-owned and operated local plumbing contractor serving O'Fallon and St. Charles County. They are frequently praised in reviews for honesty, fair pricing, and personalized customer service. They focus exclusively on plumbing services.
A local, veteran-owned business with a strong reputation for quality workmanship and reliability. They offer a wide range of residential and commercial plumbing services and are known for their professional diagnostics and clear communication.
** The plumbing market in O'Fallon, MO, is competitive and features a healthy mix of large, regional franchises and smaller, highly-specialized local contractors. The average quality of service is high, as evidenced by the consistently strong reviews across the top-rated companies. Customers appear to value responsiveness, transparency in pricing, and expertise in modern techniques like trenchless sewer repair. **Competition Level:** High. Residents have multiple excellent choices, which drives a focus on customer service and quality. **Typical Pricing:** Pricing is competitive and aligns with regional standards. Smaller local operators like S & S Plumbing and Plumb Doctor often compete on value and personalized service, while larger companies like Hoffmann Brothers can leverage their scale for complex jobs and 24/7 availability, often at a premium. Standard service call fees are common, with project pricing varying based on complexity. Emergency and after-hours services typically incur a higher rate.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with O Fallon regulations and climate
Get answers to common questions about plumbing services in O Fallon, Missouri.
The most frequent issues are related to our local climate and soil. In winter, frozen and burst pipes are a major concern due to Missouri's cold snaps, requiring proper insulation. Year-round, we see many service calls for clogged drains and sewer line backups, often exacerbated by the region's expansive clay soil, which can shift and damage underground pipes. Summer often brings issues with sump pumps failing during heavy Midwestern storms.
Pricing in O'Fallon is generally in line with the greater St. Louis metro area. For example, a standard water heater installation typically ranges from $1,200 to $2,500, depending on the unit type and complexity. Unclogging a drain might cost $150-$350, while major sewer line repair or replacement can range from $3,000 to $10,000+, heavily influenced by local soil conditions and access. Always request a detailed, written estimate before work begins.
First, verify they are licensed by the State of Missouri (you can check online) and carry full insurance. A reputable local O'Fallon plumber will also be familiar with city-specific codes for inspections and permits, which are often required for major work. Look for established companies with strong local reviews, transparent pricing, and those who offer warranties on both parts and labor.
Yes. The City of O'Fallon requires permits for most plumbing work beyond simple repairs, such as water heater replacements, re-piping, or adding new fixtures. This ensures the work meets Missouri plumbing code and local amendments. Your licensed plumber should typically pull these permits. Additionally, O'Fallon has specific cross-connection control ordinances to protect the public water supply, which may affect installation of certain outdoor faucets or irrigation systems.
This is very common in our area and is usually a sign of a main sewer line blockage or failure. O'Fallon's older neighborhoods often have clay sewer lines susceptible to root intrusion and collapse, while the prevalent clay soil can also cause settling and pipe misalignment. Heavy rainfalls can overwhelm the municipal system, causing backups into home drains. Immediate action is required to prevent water damage, and a professional should perform a camera inspection to diagnose the exact cause.