Fontana, CA - Lost Dogs, Cats & Pets - PawBoost

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Fontana, CA - Lost Dogs, Cats & Pets - PawBoost We share lost & found pet alerts for Fontana. We also share found dogs, found cats, and found pets. Do you have a lost pet in Fontana?

Report a lost pet here: pawboost.com/fb/fontana_ca

Your Fontana area lost dog, lost cat, or lost pet will be shared here after you create your report. Report it to PawBoost here: https://www.pawboost.com/fb/fontana_ca

Please LIKE this page so you can be in on the search when a lost dog, lost cat, lost bird & other lost pets go missing in the Fontana area. We also share found dogs, found cats, found birds, and other found pets to this page. Together, we can help more stray animals get home safe :)

Curious how PawBoost works? Read our FAQs here: https://www.pawboost.com/blog/pawboost-faqs/

Best of luck!!

🚨 Giana was LOST October 2, 2026 in Rialto, CA 92376 near Randall Ave and South Cactus Ave.Please spread the word for th...
10/13/2026

🚨 Giana was LOST October 2, 2026 in Rialto, CA 92376 near Randall Ave and South Cactus Ave.
Please spread the word for this lost cat by sharing this post.

💬 Owner's Message: "Name is Giana. She is sweet but scary. Distinct mark above her nose, looks slightly a lighter brown color and of course she responds to “Giana” as well. She was lost in Upland, Ca. But last seen in Rialto, Ca. I miss her dearly. Please help bring Giana home. "

🐾 Description: "grey tabby, light grey/dark grey stripes "

🔗 For more info or to contact Giana's owner, click here: https://www.pawboost.com/p/73500792

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Lala was LOST TODAY in Bloomington, CA 92316 near Larch and randall.Please spread the word for this lost dog by sharin...
10/12/2026

🚨 Lala was LOST TODAY in Bloomington, CA 92316 near Larch and randall.
Please spread the word for this lost dog by sharing this post.

🔗 For more info or to contact Lala's owner, click here: https://www.pawboost.com/p/73499388

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 This dog was FOUND YESTERDAY in Fontana, CA 92335 near San Bernadino and Sierra Ave.Please spread the word for this fo...
10/12/2026

🚨 This dog was FOUND YESTERDAY in Fontana, CA 92335 near San Bernadino and Sierra Ave.
Please spread the word for this found dog by sharing this post.

🐾 Description: "Terrier Mix, not neutered, white with tan spots, blue/black collar with black ripped leash"

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73498731

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Leader was LOST TODAY in Fontana, CA 92335 near San Bernardino ave and oleander ave.Please spread the word for this lo...
10/12/2026

🚨 Leader was LOST TODAY in Fontana, CA 92335 near San Bernardino ave and oleander ave.
Please spread the word for this lost dog by sharing this post.

💬 Owner's Message: "My baby my sweet dog ran away this morning
Please help me reunite
It’s raining outside and it’s so cold
He is chipped. He is a German shepherd "

🐾 Description: "German shepherd "

🔗 For more info or to contact Leader's owner, click here: https://www.pawboost.com/p/73498007

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 This dog was FOUND TODAY in Fontana, CA 92335 near Citrus and Randall.Please spread the word for this found dog by sha...
10/12/2026

🚨 This dog was FOUND TODAY in Fontana, CA 92335 near Citrus and Randall.
Please spread the word for this found dog by sharing this post.

🐾 Description: "White small dog "

🔗 For more info or to contact this dog's finder, click here: https://www.pawboost.com/p/73497590

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 This cat was FOUND YESTERDAY in Fontana, CA 92335 near Mallory.Please spread the word for this found cat by sharing th...
10/12/2026

🚨 This cat was FOUND YESTERDAY in Fontana, CA 92335 near Mallory.
Please spread the word for this found cat by sharing this post.

💬 Finder's Message: "I believe this sweet baby is male but I'm not 100% sure. He's been coming around to eat for a couple of weeks. Tonight he was crying at my door in the rain. I let him in. He's safe. Seeking out his owner if he has one."

🐾 Description: "Grey and white. Around 12 to 14 weeks old."

🔗 For more info or to contact this cat's finder, click here: https://www.pawboost.com/p/73497299

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! Zeus is home safe & sound after 8 hours, 44 minutes :)"Thank you all for the live and support! ZEUS I...
10/12/2026

UPDATE: REUNITED!! Zeus is home safe & sound after 8 hours, 44 minutes :)

"Thank you all for the live and support! ZEUS IS HOME! 🥰🥰🥰🥰"
-Zeus's Owner
🚨 Zeus was LOST YESTERDAY in Rialto, CA 92376 near w clover ave.
Please spread the word for this lost cat by sharing this post.

💬 Owner's Message: "My in-laws cat got out around 6am and we haven’t been able to track him down? Last seen foothill grove community off foothill blvd in Rialto ca "

🔗 For more info or to contact Zeus's owner, click here: https://www.pawboost.com/p/73496465

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Pixie was LOST October 7, 2026 in Fontana, CA 92335 near Iris and live oak.Please spread the word for this lost dog by...
10/12/2026

🚨 Pixie was LOST October 7, 2026 in Fontana, CA 92335 near Iris and live oak.
Please spread the word for this lost dog by sharing this post.

💬 Owner's Message: "She is very loved and missed. We are hoping if someone sees her or has her please contact us. She is a loving dog and doesn’t bite or bark. She is very friendly. She is wearing a pink collar if it helps "

🐾 Description: "Has a pink collar white with black spots on her back "

🔗 For more info or to contact Pixie's owner, click here: https://www.pawboost.com/p/73496007

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

UPDATE: REUNITED!! Lobo is home safe & sound after 34 minutes :)"I wanna say thanks for myself not giving up"-Lobo's Own...
10/12/2026

UPDATE: REUNITED!! Lobo is home safe & sound after 34 minutes :)

"I wanna say thanks for myself not giving up"
-Lobo's Owner
🚨 Lobo was LOST TODAY in Fontana, CA 92336 near Mango, or palmetto.
Please spread the word for this lost dog by sharing this post.

💬 Owner's Message: "Came back from the movies 2 hours later and he managed to to get out from the gated door. Anyone has seen him, pls msg me, its raining and cold outside. he is friendly senior dog. He is an indoor dog just took him out for him to use the restroom and he got out. He is microchipped."

🐾 Description: "Lobo, about 10 years old, white, tan, brown."

🔗 For more info or to contact Lobo's owner, click here: https://www.pawboost.com/p/73495987

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

🚨 Xander was LOST October 9, 2026 in Fontana, CA 92336 near Reed.Please spread the word for this lost cat by sharing thi...
10/12/2026

🚨 Xander was LOST October 9, 2026 in Fontana, CA 92336 near Reed.
Please spread the word for this lost cat by sharing this post.

💬 Owner's Message: "Im not to sure how long he has been missing. I just got back from vacay and was informed he was gone. Someone please bring my baby back home, thank you so much"

🐾 Description: "White and gray short hair boy cat"

🔗 For more info or to contact Xander's owner, click here: https://www.pawboost.com/p/73495838

📣 Lost or found a pet? Report it to PawBoost here: https://www.pawboost.com/l/rpl

⚠️ WARNING: Please be cautious of users offering ‘pet tracking services’ in comments. We recommend only working with local shelters and verified organizations. Never send money to unknown services.

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