177 listings

Missing pets in Ontario

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Lost pets Riverside, photo: Lost Dog, 13361 Hildegarde St, Riverside — 10-year-old male pug with a hernia
Lost
Lost Dog, 13361 Hildegarde St,...
13361 Hildegarde St
10 year old pug. Has hernia with lump protrud...
Tue, 10/13/2026
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Lost pets Riverside, photo: Lost male cat, Lemon Grove Avenue, 6580, Jurupa Valley, Riverside — gray tabby with clipped ear
Success
Reunited
Lemon Grove Avenue, 6580, Jurupa Valley
He’s a gray tabby he is ear is clipped he is...
Sat, 10/10/2026
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Lost pets Pomona, photo: Lost dog, South Main Street, 477, Pomona — black female dog with a microchip
Success
Reunited
South Main Street, 477, Pomona
She friendly, is scary right now, dose not ha...
Sat, 10/10/2026
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Lost pets Chino, photo: Lost male bird, Pablo Street, 6108, Chino — answers to whistles
Lost
Lost male bird, Pablo Street,...
Pablo Street, 6108, Chino
(909) 683-8301 Mille is 7 inch blue/grey para...
Wed, 10/07/2026
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Lost pets Riverside, photo: Lost cat, Mulberry Street, 1431, Riverside — female, small tabby
Lost
Lost cat, Mulberry Street, 143...
Mulberry Street, 1431, Riverside
Ima is small around 7 pounds tabby looking ca...
Wed, 10/07/2026
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Lost pets Fontana, photo: Lost male cat, Sawgrass Way, Fontana — 7-month-old gray cat
Lost
Lost male cat, Sawgrass Way, F...
Sawgrass Way, Fontana
Laifu is a slim 7-month-old male gray cat. He...
Tue, 10/06/2026
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Lost pets Ontario, photo: Lost dog, East I Street, 909, Ontario — friendly male, may be scared
Lost
Lost dog, East I Street, 909,...
East I Street, 909, Ontario
He is extremely friendly but is likely scared...
Tue, 10/06/2026
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Lost pets Vista, photo: Lost cat, Avalon Street, 3319, Riverside, Vista — female tortoiseshell cat
Lost
Lost cat, Avalon Street, 3319,...
Avalon Street, 3319, Riverside
Mira is a medium/long hair tortoiseshell 1yea...
Tue, 10/06/2026
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Lost pets Ontario, photo: Lost dog, East I Street, 909, Ontario — male with a white facial stripe
Lost
Lost dog, East I Street, 909,...
East I Street, 909, Ontario
He is brown white a white stripe on his face,...
Mon, 10/05/2026
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Lost pets Glendora, photo: Lost Dog, South Jenifer Avenue, 970, Glendora — Small Brown Male Dog
Lost
Lost Dog, South Jenifer Avenue...
South Jenifer Avenue, 970, Glendora
Small brown dog and he is all brown and my nu...
Sun, 10/04/2026
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Lost pets Chino, photo: Lost dog, Rancho Cucamonga, California, Chino — male, Homecoming Apartments
Lost
Lost dog, Rancho Cucamonga, Ca...
Rancho Cucamonga, California
Lost in the homecoming apartments
Mon, 09/28/2026
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Lost pets Riverside, photo: Lost dog, Burton Street, 10590, Riverside, Riverside — male with a beige-brown coat and dark muzzle
Lost
Lost dog, Burton Street, 10590...
Burton Street, 10590, Riverside
Beige/ brown with dark brown muzzle and some...
Sun, 09/27/2026
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Lost pets Riverside, photo: Lost dog, Mountain Avenue, 11177, Riverside — male black and tan French bulldog
Lost
Lost dog, Mountain Avenue, 111...
Mountain Avenue, 11177, Riverside
Broly is a black and tan French bulldog. He i...
Sun, 09/27/2026
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Lost pets Vista, photo: Lost male dog, Burton Street, 10576, Riverside, Vista — brown with black muzzle and ears
Lost
Lost male dog, Burton Street,...
Burton Street, 10576, Riverside
Our baby Anakin got out from the apartment an...
Listing is boosting
Sun, 09/27/2026
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Lost pets Riverside, photo: Lost dog, Van Buren Boulevard, 3000, Riverside — male teacup Chihuahua with a white coat and brown head
Lost
Lost dog, Van Buren Boulevard,...
Van Buren Boulevard, 3000, Riverside
White coat, brown head small tea cup chihuahu...
Sun, 09/27/2026
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Lost pets Ontario, photo: Lost cat, East Harlow Lane, 2651, Ontario — male beige shorthair
Lost
Lost cat, East Harlow Lane, 26...
East Harlow Lane, 2651, Ontario
He has a somewhat beige coat, shorthair and a...
Sat, 09/26/2026
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Lost pets Brea, photo: Lost dog, Spruce Tree Drive, 1405, Diamond Bar, Brea — black female dog
Lost
Lost dog, Spruce Tree Drive, 1...
Spruce Tree Drive, 1405, Diamond Bar
Black color charlie king dog was missing arou...
Wed, 09/23/2026
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Lost pets Riverside, photo: Missing cat Male, Riverside (usl547442)
Lost
Missing cat Male, Riverside (u...
Riverside, California
Grey Tuxedo with a white hair close to his no...
Tue, 09/22/2026
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Lost pets Muscoy, photo: Lost Dog, Highland, California, Los Angeles — Female with White Fur and Pink Nose
Lost
Lost Dog, Highland, California...
San Bernardino, California
She's white fur with pink nose and She's medi...
Mon, 09/21/2026
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Lost pets Moreno Valley, photo: Lost dog, Riverside, California, Moreno Valley — neutered male Rottweiler
Lost
Lost dog, Riverside, Californi...
Riverside, California
Bronx is a neutered male black with tan marki...
Sun, 09/20/2026

In Ontario, California, the issue of lost pets is a pressing concern. Studies show that thousands of pets go missing each year, causing distress for their owners. It's crucial to understand how to effectively respond if your pet becomes lost. Many pet owners find themselves unsure of what steps to take, which is why knowing the right actions can make a significant difference.

What to do if you lose your pet in Ontario, state of California?

If you realize that your pet is missing, the first thing to do is to remain calm. Panic can cloud your judgment and hinder your ability to think clearly. Start by searching your home and the immediate area thoroughly. Pets can often hide when they are frightened. If they are not found at home, consider the following steps:

  • Check with your neighbors and ask if they have seen your pet.
  • Visit local animal shelters and animal control agencies in Ontario.
  • Take a walk around your neighborhood with treats or their favorite toy, calling their name.
  • Utilize social media and local community groups to spread the word about your lost pet.

These steps can help in locating your missing animal, and they are important in maximizing your chances of bringing them home safely.

How to write a missing pet ad in Ontario, state of California?

Writing an effective missing pet ad can greatly increase the likelihood of finding your beloved animal. Here are some tips on how to create a compelling advertisement:

  • Start with a clear and concise description of your pet, including their name, breed, age, and any distinctive features.
  • Include your contact information and specify how you can be reached.
  • Use a recent photograph of your pet to help others recognize them easily.
  • Offer a reward if possible; this can motivate people to keep an eye out for your pet.

By crafting a well-thought-out ad, you can enhance your chances of finding your lost pet in Ontario and reuniting them with your family.