⚖️ Official Rankings
10 Best Attorneys in O'Fallon, MO (August 2026)
We compared 10 attorneys serving O'Fallon and Saint Charles County, Missouri, and ranked the top providers by verified reviews, ratings, and local reputation — 694 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Welch Law LLC. Updated for August 2026.
- Attorneys ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 694
- Area codes
- 636, 314
Welch Law LLC
⭐ 5.0 · 199 reviews
50 Centre On The Lk Ste. 200, Lake St Louis, MO 63367
Traffic Law Counselors® 45BUCKS.com®
⭐ 4.9 · 238 reviews
139 Berkshire Downs Dr, O'Fallon, MO 63376
Tim Lohmar Attorney at Law
⭐ 4.9 · 42 reviews
2342 Technology Dr Ste 120, O'Fallon, MO 63368
Winghaven Law, LLC
⭐ 4.8 · 86 reviews
2315 Technology Dr #119, O'Fallon, MO 63368
The Law Office of Thomas Crocco, LLC
⭐ 5.0 · 25 reviews
14 Richmond Center Ct, St Peters, MO 63376
Beck & Beck Missouri Car Accident Lawyers
⭐ 4.9 · 31 reviews
300 Fort Zumwalt Square #108, O'Fallon, MO 63366
Brown & Crouppen: Injury and Car Accident Lawyers
⭐ 4.9 · 21 reviews
110 Laura K Dr, O'Fallon, MO 63366
Richard R Veit Law Office
⭐ 5.0 · 13 reviews
225 S Main St #250, O'Fallon, MO 63366