San Diego, CA Pest Control

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  • Free quote

  • Prompt Service

  • 103 Years Experience

  • Locally Operated

  • 100% Warrantied

  • Licensed, Bonded, Insured

Preferred Pest Control Company Near San Diego, CA:

Western Exterminator Company
Western Exterminator Company Logo

Western Exterminator Company is the #1 San Diego, CA pest control & extermination company. We have over 103 years experience, and have helped over 1,000,000 homeowners and businesses with pest extermination and other pest control. Read on to learn why we are the top choice for pest control in San Diego, CA, then pick up the phone and call us for prompt help with your pest problems.

San Diego, California Pest Control

California's diverse climate and extensive agricultural industry make it a hotspot for various pests. Among the most common pests are ants, termites, and aphids. These pests not only cause significant damage to crops, buildings, and natural habitats but also lead to substantial economic losses. Ants, particularly Argentine ants, invade homes and disrupt ecosystems by displacing native species. Termites, especially the subterranean type, inflict severe structural damage to buildings, often going unnoticed until significant harm is done. Aphids, found in many agricultural areas, feed on a wide range of plants, causing reduced crop yields and transmitting plant diseases.

  • Ants (Argentine ants): Argentine ants form massive colonies and invade homes in search of food and water. Their ability to displace native ant species disrupts local ecosystems, leading to imbalances. They are particularly problematic in urban areas where they can enter buildings and contaminate food supplies. Their presence can also lead to the spread of other pests, like aphids, as they tend to protect aphids for their honeydew secretion.
  • Termites (Subterranean termites): Subterranean termites live in large colonies underground and build mud tubes to access above-ground food sources, mainly wood. They cause extensive structural damage to buildings by feeding on wood from the inside out, often going undetected until severe harm occurs. This can lead to costly repairs and sometimes necessitate rebuilding entire structures. Preventative measures and regular inspections are crucial to managing termite infestations.
  • Aphids: Aphids are small, sap-sucking insects that target a wide variety of plants. They feed on the plant's sap, causing reduced growth, distorted leaves, and stunted development. Additionally, they excrete a sticky substance called honeydew, which can lead to the growth of sooty mold on plants. Aphids also transmit numerous plant viruses, significantly impacting agricultural productivity. Their rapid reproduction rate makes them particularly challenging to control, requiring integrated pest management strategies.

Pest control is crucial in California due to the state's diverse climate and extensive agriculture, which provide ideal conditions for pests to flourish. Effective pest management safeguards homes, businesses, and crops from the damage and health risks associated with pests like ants, termites, and aphids. Hiring a professional pest control company in San Diego, California ensures thorough treatment and prevention, using expert knowledge and advanced methods. Professionals can quickly identify and eliminate infestations, preventing costly repairs and protecting health. Their ongoing maintenance services also help avert future infestations, offering peace of mind for both homeowners and business owners.

Hiring a pest control company in California is crucial for safeguarding your home or business from the numerous pests that flourish in the state's unique climate. Pests like ants, termites, and aphids can cause extensive damage and health hazards if left unchecked. Western Exterminator Company provides expert knowledge and advanced methods to effectively identify, eliminate, and prevent infestations. Their professional services offer comprehensive protection, saving you from expensive repairs and ensuring peace of mind. With regular maintenance from Western Exterminator Company, future pest issues can be prevented, maintaining a safe and healthy environment for your property.

Business Hours

All Phone Calls Answered By Live Operator 8am - 10pm, Monday - Saturday

Common Frequently Asked Pest Control Questions in San Diego, CA

What types of pests are commonly managed through pest control services?

Pest control services commonly in San Diego, California manage a wide range of pests including insects (such as ants, cockroaches, termites, and bed bugs), rodents (such as mice and rats), and other pests (such as spiders, mosquitoes, and fleas). Some services may also address wildlife control for animals like raccoons, squirrels, and birds.

How long does it take to see results after a pest control treatment?

Results can vary depending on the type of pest and treatment used. Some pests in San Diego, California may be eliminated immediately, while others might take a few days or weeks.

What should I do to prepare my home for a pest control visit?

Clear clutter, clean up food crumbs, and ensure easy access to areas where pests are commonly found, such as kitchens and bathrooms.

Can weather affect pest infestations?

Yes, weather conditions such as extreme heat, cold, and rain can influence pest behavior and increase the likelihood of infestations.

Is professional pest control worth the cost?

Professional pest control in San Diego, California can be cost-effective in the long run by preventing extensive damage and health issues caused by pests.

Locations Near San Diego, CA

+ More Locations in California

What to expect from our treatment

  • Target the Source
    First we identify and target the source of your pest problem with our custom treatment.
  • Inside Treatment
    We then treat unfinished basements, garages, crawl spaces, trash areas, attics; wherever there is the possibility for a pest to enter your home or make residence, we will create a barrier to protect you. We deploy a variety of techniques depending on what works best for your situation.
  • Outside Treatment
    We create a protective barrier around your home using a granular base around the foundation. We then treat windows and doors, as well as under siding, to keep the pests out. We will also place a granular bait in your flower and mulch beds so that it is taken back to any potential nests, destroying them.
  • Local San Diego, CA Operated Business

We exterminate pests inThree Steps!

  • 1Inspect
    We conduct a thorough home inspection. We will identify the source of your pest problem.
  • 2Plan
    We put together a plan that best fits your home in order to eliminate and protect against pests.
  • 3Exterminate
    We exterminate your pest problem.


I had treatment done today and as usual, the work was the best! The technicians are efficient, friendly, and know what they're doing!

November 22nd, 2017

The tech was awesome.

July 16th, 2016

The representative needed to come two times, and he did a fantastic service for both times. I appreciated the gesture of keeping me well-informed about what was done, and he explained to be the things I might observed after the treatment has taken effect. Overall, I have a very positive experience with Western Exterminator Company!

October 14th, 2018

Impressive service! They were very detailed and keen. I have a problem with carpenter bees, to make matters worse, I have a bee phobia. Gladly, After one treatment the issue was gone and I do not have to worry anymore when doing out. The technicians took their time at my home, and they were extensive with the treatment. I highly recommend Western Exterminator Company. I am looking forward to their follow up visit to keep my house pest-free!

May 3rd, 2018

Our rep not only thoroughly explained the treatment to me but also did the service with much care. I am glad I gave him a chance to explain their service on my doorstep a year ago. I am a very satisfied customer. And if I ever have any problems in between services, they will come back out to treat for FREE! Not to mention they also do inspections for refinance.

June 10th, 2018

Two reps came from Western Exterminator Company, and they were prompt, polite, professional, and reassuring. I would recommend Western Exterminator Company to anyone any time.

June 21st, 2016

Western Exterminator Company's rep treated in and around my home while answering all my questions to my satisfaction.

April 13th, 2016

Exceptional service by one of Western Exterminator Company's reps.

December 6th, 2018

I know Western Exterminator Company's products are effective because I haven't seen any bugs in my house since they treated.

February 12th, 2017

Our Warranty

Service Warranty

Western Exterminator Company warranties its treatment plan for a full year. If for whatever reason you have any new pest problems or other covered pests, we will treat immediately and at no cost to you. Immediately means you are our priority.

The barriers we put in place to protect your home and family against pests will naturally break down over time. This is why over the course of the year we will regularly reapply treatments to ensure your home is protected. For more details on our treatment schedule read our pestfree365 program page.

Your home is your largest investment.
Let Western Exterminator Company protect it against pests!

  • $50 Off
  • Get $50 OFF* Annual Pest Control Service With This Internet Only Offer

*Offer may not be combined with other offers. Valid on yearly service agreements only. Must present coupon at time of service or must mention coupon code WGL to receive discount. Minimum $100 purchase. Some exclusions apply. Speak to a representative for details.

How Much Does it Cost to Hire a Pest Control Service?

When you're looking to hire a pest control service (aka exterminator), you can expect to pay anywhere from $110 to $290 per treatment.

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