Advanced Pest SpecialistsPest control company in O'Fallon, MO

Advanced Pest Specialists is ranked #29 of 111 pest control companies in O'Fallon by CR Score, with 58 out of 100 as of November 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

Advanced Pest Specialists is open Monday to Saturday. Its listed hours are Monday to Friday, 7 AM – 6 PM; Saturday, 7 AM – 12 PM. On Saturdays it is open 7 AM to 12 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

Serves O'Fallon and 11 towns within 25 miles: Lake Saint Louis, Dardenne Prairie, Wentzville, Saint Peters, Weldon Spring, Chesterfield, Saint Charles, Wildwood, Troy, Ellisville and Ballwin. The list is based on the business's location and the usual service radius for pest control. Confirm your address is covered when you call.

Advanced Pest Specialists has a rating of 5.0 from 44 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

Call Advanced Pest Specialists on (314) 502-4607. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.