Visit Legacy Plumbing
Our O'Fallon, MO Shop & Office
Headquartered on North Main Street in O'Fallon since 1996 — central to St. Charles County and the greater St. Louis metro. Stop by, call, or get directions below.
Find us
- Address811 North Main Street, O'Fallon, MO 63366
- Phone636-978-0120
- HoursMon–Fri 7:00 AM – 4:00 PMSat–Sun Closed
Opens turn-by-turn directions in Google or Apple Maps — Apple Maps opens the Maps app on iPhone, iPad and Mac.
Around the shop
Directions, Parking & Nearby Landmarks
Where we are
- On North Main Street in O'Fallon, just south of I-70 and minutes from Highway K
- Easy reach of the WingHaven, Highway 40/64 and Mid Rivers business corridors
- Central to St. Charles County — about 35 minutes from downtown St. Louis
Getting here
- From I-70: take the Hwy K/Main St exit and head south on Main Street
- From Hwy 40/64: take Hwy K north to Main Street
- Free parking on site — room for trucks, trailers and delivery vehicles
Nearby landmarks
- O'Fallon City Hall and the downtown O'Fallon district
- Fort Zumwalt Park and Lake St. Louis just west
- Restaurants, fuel and supply houses along Main St and Hwy K
For vendors & reps
- Deliveries: pull to the shop entrance off N Main St
- Supplier reps welcome — call ahead and we'll have the right estimator available
- Plan drop-offs and spec reviews by appointment, 7am–4pm
Need a Plumber in St. Louis or the Surrounding Area?
Written bids within one business day, scheduled service Monday–Friday 7am–4pm, and union-trained crews since 1996 across the St. Louis metro and a 2-hour radius.