TerminixPest control company in Ontario, CA

Terminix is ranked #6 of 380 pest control companies in Ontario 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.

Terminix 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 Ontario and 11 towns within 25 miles: Upland, Rancho Cucamonga, Montclair, Claremont, Chino, Pomona, La Verne, Jurupa Valley, Eastvale, Los Serranos and Glen Avon. 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.

Terminix has a rating of 5.0 from 52 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 Terminix on (909) 302-1096. The business is at 1535 N Baker Ave Ste 2A, Ontario, CA 91764. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.