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TRUSTED BY O FALLON, MO HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon906
    Verified pest control services reviews

Top-Rated Pest control specialists in O Fallon - Updated Nov 2026

Avatar for All Solutions Pest Control
All Solutions Pest Control
4.6(
29
)
Mosquito ControlPest Control - Bed BugsPest Control - Bugs and Insects+3 more

Serving O Fallon, MO and surrounding areas

Approved

In business since 2014

Free estimates

Warranties offered

"All Solutions Pest Control was quick to respond and offered to come out at our convenience. Tyler provided an exceptional experience explaining his evaluation, assessment results, and recommendations. Tyler confirmed we do not have active termites at the house but in a wood pile not far from the house he did find signs of activity in the past. For proactive measures, we signed up for the annual service. Within the week of the first experience, Tyler came back and installed the system. Great experience all around - very happy with our decision and giving our business to All Solutions Pest Control."
Additional Photos
Additional Photos
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+2

Response time4 days
Recommended by96%of homeowners
Avatar for Healthy Home Pest Control & Services
Healthy Home Pest Control & Services
4.4(
387
)
Pest Control - Bugs and InsectsPest Control - RodentsPest Control - Bed Bugs+5 more

Serving O Fallon, MO and surrounding areas

Approved

In business since 2017

Free estimates

Emergency services offered

"Even though my dryer has not complained about the vent clogging up, I can't be assured that there won't be further problems because the people from Healthy Home Pest Control & Services cleaned the dryer duct from the outside and did not do so from inside my house. I would have preferred to be there during the appointment. It's wonderful that I didn't even have to be home but I left work early and wasted my leave."
New Trucks
Duct Cleaning Trailers
New Sign
Response time9 hrs
Response rate95%
503 neighbors recently requested a quote
Avatar for Hawx - St. Louis
Hawx - St. Louis
4.1(
360
)
Pest Control - Bugs and InsectsPest Control - RodentsPest Control - Termite+1 more

Serving O Fallon, MO and surrounding areas

Approved

In business since 2013

Free estimates

Credit card accepted

At Hawx Pest Control, our company is based on the belief that our customers' needs are of the utmost importance. Our team is committed to meeting those needs. Hawx Premium Pest Control will treat your pests, mosquitos, and more- then keep them away for good. If pests come back between treatments so will we, at no additional cost to you. We welcome the opportunity to earn your trust and deliver you the best service. No job is too big or too small for our experienced team. Call today for a quote. \n

Pest Control Services
Pest Control Services
Pest Control Services
Pest Control Services
Pest Control Services

+2

116 neighbors recently requested a quote
Recommended by75%of homeowners
Avatar for Terminix® Pest Control
Terminix® Pest Control
3.9(
1,074
)
Pest Control - Bugs and InsectsPest Control - RodentsPest Control - Termite+6 more

Serving O Fallon, MO and surrounding areas

Approved

In business since 1927

Free estimates

Warranties offered

"Very knowledgeable guy who seem to know what he’s doing. Don’t know results of spraying. Have had much rain since. Will have to see if it worked. Terminex will spray again the beginning of next month."
My jobs
My jobs
My jobs
My jobs
My jobs

+2

58 neighbors recently requested a quote
Recommended by81%of homeowners
Avatar for Bat Pro's
Bat Pro's
4.8(
9
)
Pest Control - Birds and Bats

Serving O Fallon, MO and surrounding areas

Approved

In business since 2020

Free estimates

"John was very quick to respond and immediately helped me with my bat problem. He did a very thorough inspection of my problem areas, quickly wrote up a quote and was able to get the work done in just a few hours."
65 neighbors recently requested a quote
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Pest Control FAQs, answered by experts

In O'Fallon, if you notice live ants, termites, or spiders reappearing within a month after treatment, or find new termite mud tubes, chewed wiring, or fresh rodent droppings, it’s time to revisit pest control. Persistent mosquito activity, unexplained pet agitation, or water-damaged wood can also signal ineffective treatments. After heavy rainfall, check for washed-away barriers or reopened gaps around doors and windows.

Helpful?

Your O'Fallon home is a strong candidate for pest control if you’ve noticed signs like termite mud tubes, carpenter ant sawdust, or mosquito breeding near standing water. Homes with unfinished basements, dense landscaping, or recent construction are at higher risk. If you live near wooded areas or water features, regular professional inspections can help prevent infestations and protect your property year-round.

Helpful?

Effective pest control in O'Fallon includes seasonal termite inspections in spring, monthly mosquito control during summer, and rodent exclusion checks as temperatures drop. Winter is ideal for sealing cracks and maintaining bait stations. Keep gutters clean, repair leaky pipes, and trim overhanging tree branches. Regularly update your pest activity log and communicate any changes to your provider for proactive, year-round protection.

Helpful?

In O’Fallon, keep a pump sprayer for perimeter insecticide applications, a bulb duster for attic or wall void treatments, and a moisture meter to monitor basements or crawl spaces. A sturdy inspection mirror helps spot pests in tight areas, while a caulk gun is essential for sealing gaps common in local brick or siding. Stock rodent bait stations and mosquito dunks for seasonal pest prevention.

Helpful?

For pest control in O'Fallon, focus on products tailored to local pests like subterranean termites, odorous house ants, and brown recluse spiders. Use non-repellent liquid termiticides for clay-rich soil, gel baits for indoor ant issues, and dust formulations for attic or crawl space spiders. Weatherproof bait stations and moisture-absorbing granules are especially effective due to O’Fallon’s humid summers and fluctuating temperatures.

Helpful?

The O Fallon, MO homeowners’ guide to pest control services

From average costs to expert advice, get all the answers you need to get your job done.