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Ontario, California
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114 listings

Missing dogs in Ontario

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Missing dog Anaheim, photo: Lost male dog, Jurupa Valley, California, Anaheim
Lost
Lost male dog, Jurupa Valley,...
Jurupa Valley, California
Sat, 08/29/2026
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Missing dog Riverside, photo: Lost dog, male, Felspar Street, 5745, Jurupa Valley, Riverside
Lost
Lost dog, male, Felspar Street...
Felspar Street, 5745, Jurupa Valley
Not sure
Listing is boosting
Sat, 08/29/2026
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Missing dog Azusa, photo: Lost Dog, Felspar Street, Jurupa Valley, Azusa — Male with Green Eyes
Lost
Lost Dog, Felspar Street, Juru...
Felspar Street, Jurupa Valley
Green eyes, Scab on his belly
Sat, 08/29/2026
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Missing dog Moreno Valley, photo: Lost dog, Cottonwood Avenue, 22055, Moreno Valley - female
Lost
Lost dog, Cottonwood Avenue, 2...
Cottonwood Avenue, 22055, Moreno Valley
Missing two pugs, male and female. They didn'...
Sat, 08/29/2026
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Missing dog West Covina, photo: Missing dog Female, West Covina (usl545098)
Lost
Missing dog Female, West Covin...
Lochmere Avenue, 571, La Puente
Super friendly Very old but looks younger Has...
Sat, 08/29/2026
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Missing dog New Hyde Park, photo: Lost dog, South Phoenix Place, 2112, New Hyde Park — female blue nose pitbull
Lost
Lost dog, South Phoenix Place,...
South Phoenix Place, 2112, Ontario
Hello, my dog Liberty (Lili for short) is a b...
Sat, 08/01/2026
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Missing dog Ontario, photo: Lost dog, Moosedeer Drive, 2524, Ontario - tri-color wire Fox Terrier, 13.5 years old
Lost
Lost dog, Moosedeer Drive, 252...
Moosedeer Drive, 2524, Ontario
Tri color wire Fox terrier, very friendly and...
Sun, 07/26/2026
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Missing dog Oceanside, photo: Lost dog, Balfore Street, 2908, Riverside, Oceanside
Lost
Lost dog, Balfore Street, 2908...
Balfore Street, 2908, Riverside
Rottweiler is very friendly dachshund is very...
Sun, 07/26/2026
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Missing dog Riverside, photo: Lost dog, male, Helena Avenue, 8214, Riverside — black and tan terrier mix with big expressive eyebrows
Lost
Lost dog, male, Helena Avenue,...
Helena Avenue, 8214, Riverside
Lincoln went missing the evening of July 1st....
Sat, 07/04/2026
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Missing dog Chino, photo: Lost dog, Phillips Boulevard, 5325, Chino - senior male with one eye
Lost
Lost dog, Phillips Boulevard,...
Phillips Boulevard, 5325, Chino
Petey has 1 eye only. He has white/cream colo...
Wed, 06/24/2026
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Missing dog Anaheim, photo: Lost dog, Laurelwood Avenue, 120, Placentia, Anaheim - black French bulldog pug mix, grey flea collar
Success
Reunited
Laurelwood Avenue, 120, Placentia
Black French bulldog pug mix extremely friend...
Listing is boosting
Tue, 06/23/2026
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Missing dog Ontario, photo: Lost dog, East Sanderling Street, 570, Ontario - male, black and white, small mixed breed
Lost
Lost dog, East Sanderling Stre...
East Sanderling Street, 570, Ontario
Scotty is Black and White, small mixed breed...
Mon, 06/01/2026
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Missing dog Brea, photo: Missing dog Male, Brea (usl538946)
Lost
Missing dog Male, Brea (usl538...
South Poplar Avenue, 293, Brea
Short beige Labrador, floppy ears, no collar...
Sat, 05/30/2026
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Missing dog Diamond Bar, photo: Lost dog, Diamond Bar, California - male, parti yorkie, very friendly
Lost
Lost dog, Diamond Bar, Califor...
Diamond Bar, California
He’s a parti yorkie with a black, white and b...
Mon, 05/25/2026
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Missing dog Upland, photo: Lost dog, East Buffington Street, 119, Upland - skittish, short nub tail
Lost
Lost dog, East Buffington Stre...
East Buffington Street, 119, Upland
She is black, white, and brown, she has a sho...
Sat, 05/23/2026
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Missing dog Los Angeles, photo: Lost dog, East 4th Street, 551, Los Angeles - male Australian Shepherd
Lost
Lost dog, East 4th Street, 551...
East 4th Street, 551, Ontario
He is a Australian Shepherd he is black and h...
Sat, 05/23/2026
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Missing dog Irwindale, photo: Lost dog, North Irwindale Avenue, 5124, Irwindale - female, 19 years old
Lost
Lost dog, North Irwindale Aven...
North Irwindale Avenue, 5124, Irwindale
She 19 years old she has a lump on her belly...
Mon, 05/18/2026
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Missing dog Norco, photo: Lost dog, male, Pacific Avenue, 2135, Norco - senior white poodle with a thin tail
Lost
Lost dog, male, Pacific Avenue...
Pacific Avenue, 2135, Norco
Is a senior poodle (14years old) with white f...
Sun, 05/17/2026
Close
Missing dog Chino, photo: Lost dog, Endeavor Place, 16600, Chino - brown Toy Poodle, coughs frequently
Lost
Lost dog, Endeavor Place, 1660...
Endeavor Place, 16600, Chino
LOST DOG – PLEASE HELP FIND LELE Our beloved...
Thu, 05/14/2026
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Missing dog Pomona, photo: Lost dog, West Commercial Street, Pomona - smooth coated Chihuahua
Lost
Lost dog, West Commercial Stre...
West Commercial Street, 100, Pomona
Smooth coated white and tanish Chihuahua. Wil...
Tue, 04/28/2026

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