Pure PestPest control company in O'Fallon, MO

Pure Pest is ranked #6 of 111 pest control companies in O'Fallon by CR Score, with 61 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.

Pure Pest is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

Serves O'Fallon and 11 towns within 25 miles: Chesterfield, Weldon Spring, Ellisville, Ballwin, Wildwood, Saint Peters, Manchester, Dardenne Prairie, Town and Country, Saint Charles and Maryland Heights. 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.

Pure Pest has a rating of 4.9 from 75 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 Pure Pest on (636) 387-2400. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.