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Lost Dogs Database for Rialto, CA

Search lost and found dogs, as well as other pets, in the Rialto area with PawBoost.

830 lost dogs in your search

Lost Male Dog last seen He got away from me near Merrill and Cedar and headed off in that direction., Fontana, CA 92335

Reported 1 month ago

Polo Male Dog

LOST PawBoost ID: 73401582


Fontana, CA 92335

A white Pomeranian with a little bit of brown is named Polo.

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Lost Female Dog last seen Piñon hills community park, Piñon Hills, CA 92372

Reported 1 month ago

Maggie Female Dog

LOST PawBoost ID: 73399382


Piñon Hills, CA 92372

English cream Golden retriever with black pockadot collar

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Lost Male Dog last seen Barjud Ave. & Holt, Pomona, CA 91799

Reported 1 month ago

Coco. Male Dog

LOST PawBoost ID: 73399375


Pomona, CA 91799

Pure white to pearly, he comes with a blue leash and a gray vest-like walking aid. His right paw is a little worn from licking, and his tail is a little brown at the tip. He is very friendly and affectionate, and is a small, purebred multi-colored dog.

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Lost Male Dog last seen Barjud and holt, Pomona, CA 91768

Reported 1 month ago

Coco Male Dog

LOST PawBoost ID: 73398963


Pomona, CA 91768

Blanco a perlado puro trae un cordón azul y tipo chaleco gris para caminarlo tiene la patita derecha un poco pelada de lamberse su colita un poco cafe de la punta el es muy amigable y cariñoso es pequeño multi puro

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Lost Male Dog last seen Spring mountain and Pigeon Pass rd, Riverside, CA 92507

Reported 2 months ago, updated 1 month ago

Sora Male Dog

LOST PawBoost ID: 73304269


Riverside, CA 92507

Full tan chihuahua

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Lost Male Dog last seen Se perdió afuera de la casa sobre la Alessandro, Moreno Valley, CA 92553

Reported 1 month ago

Zeus Male Dog

LOST PawBoost ID: 73396616


Moreno Valley, CA 92553

Es cachorro de 6 semanas gris con blanco

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Lost Male Dog last seen Olympic View Dr. Near Calle San Marcos Park, Chino Avenue or Grand Avenue, Chino Hills, CA 91709

Reported 1 month ago

Dawson Male Dog

LOST PawBoost ID: 73396421


Chino Hills, CA 91709

Tan, Golden retriever, full grown

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Lost Female Dog last seen La Mesa and el evado, Victorville, CA 92392

Reported 3 months ago, updated 1 month ago

Ice Female Dog

LOST PawBoost ID: 73214685


Victorville, CA 92392

White with a shaved belly and shaved front left leg

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Lost Male Dog last seen 9th street Bloomington, Bloomington, CA 92316

Reported 1 month ago

Bonbon Male Dog

LOST PawBoost ID: 73394869


Bloomington, CA 92316

He’s about a year old and has a black collar

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Lost Male Dog last seen university & chicago ave, Riverside, CA 92507

Reported 1 month ago

Rocko Male Dog

LOST PawBoost ID: 73394794


Riverside, CA 92507

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Lost Male Dog last seen Near cedar ave Bloomington ca 92316, Bloomington, CA 92316

Reported 1 month ago, updated 1 month ago

Chips Male Dog

LOST PawBoost ID: 73385396


Bloomington, CA 92316

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Lost Female Dog last seen monte vista ave montclair ca 91763, Montclair, CA 91763

Reported 2 months ago, updated 1 month ago

Mui Mui Female Dog

LOST PawBoost ID: 73307151


Montclair, CA 91763

LOST DOG — PLEASE HELP 🐶 Name: MuiMui Breed: Teddy (Toy Poodle) Age: 1 year old, female Size: About 15 lbs Color: Yellow / light golden MuiMui ran away from our home near Vernon Ave & Shirley Ave montclair ca 91763 on Saturday, August 23, 2026, around 4:00 PM. Her AirTag last showed her on Sunday, August 24 at about 11:00 AM on Monte Vista Ave montclair , near Easterseals Southern California. When I got there, the AirTag was already on the ground at the edge of the sidewalk on Monte Vista Ave — so she is no longer being tracked and could be anywhere in that area. She should still be wearing her collar with my phone number on it. She is small, friendly, and may be scared — please don’t chase her. If you see her, try calling her name gently or offer food, and call me right away. Please call or text: Any sighting helps, even if you’re not able to catch her. Please share this post — thank you so much. 🙏

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Lost Female Dog last seen Santiago St, Moreno Valley, CA 92551

Reported 1 month ago

Evie Female Dog

LOST PawBoost ID: 73393325


Moreno Valley, CA 92551

Husky while and light brown /gold with color eyes

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Lost Male Dog last seen S Euclid Ave. & W Holt Blvd., Ontario, CA 91762

Reported 5 months ago, updated 1 month ago

Jerry Male Dog

LOST PawBoost ID: 72865277


Ontario, CA 91762

Brown/reddish MinPin/Terrier mix, 6-8 lbs

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Lost Male Dog last seen Snake river dr, Victorville, CA 92392

Reported 1 month ago

Chico Male Dog

LOST PawBoost ID: 73393025


Victorville, CA 92392

Gray brown Frenchi hazel eyes

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Lost Male Dog last seen red river king ranch area, Victorville, CA 92392

Reported 1 month ago

chico Male Dog

LOST PawBoost ID: 73393000


Victorville, CA 92392

grey frenchie with tan areas very friendly

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Lost Male Dog last seen Lemon, Hesperia, CA 92345

Reported 1 month ago

Marlowe Male Dog

LOST PawBoost ID: 73392041


Hesperia, CA 92345

Black and brown medium sized dog with bob tale

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Lost Female Dog last seen Kitching and Elder, Moreno Valley, CA 92557

Reported 1 month ago

Sky Female Dog

LOST PawBoost ID: 73391785


Moreno Valley, CA 92557

Six month old white Maltipoo

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Lost Female Dog last seen Cedar st san bernardino, San Bernardino, CA 92404

Reported 2 months ago, updated 1 month ago

Prettgurl Female Dog

LOST PawBoost ID: 73281353


San Bernardino, CA 92404

All brown,white chest and pawsHello everybody ive been missing my redness pitbull she disappeared and haven't seen her since,shes so lost right noe please bring my baby back to where she belongs

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Lost Male Dog last seen Sunset and sheep creek rd, Phelan, CA 92371

Reported 1 month ago

Maxweek Male Dog

LOST PawBoost ID: 73390823


Phelan, CA 92371

No tail

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Lost Dog Data for Rialto, CA

There are 830 lost dogs in Rialto, CA.

Find Local Dog Shelters in Rialto, CA

PawBoost has communities of dog-lovers across the country and beyond that help find missing dogs, and that means partnerships with dog shelters in the US and in Canada.

Are you a team member at a shelter not yet partnered with PawBoost?

Request Shelter Partnership

Find Your Dog Sooner with PawBoost

When you have a missing dog, it can be difficult to know what to do in the moment.

How do I find my dog? Do I have to visit the dog shelters in my area in person, or is it okay to just call? How can I get the word out to my local community in Rialto?

With our free tools and premium add-on services, PawBoost helps lost dog owners find their furry loved ones – 2,334,449 pets reunited and counting!

Find your lost dog faster with PawBoost.

Report Lost Dog

Frequently Asked Questions

I lost my dog. What should I do?

Take advantage of online platforms – they help you get the word out, quickly and easily. You can report your lost dog to PawBoost in no time flat. We'll send an email alert to our local members, post to the PawBoost-powered Facebook page for your area, add your dog to our lost & found, and make a lost dog flyer – all for free.

Other sites that help you raise local awareness for your lost dog with minimal time and effort are Nextdoor.com – a PawBoost partner – and Craigslist. Both of these sites have very active lost & found sections mainly used for lost pets. We highly recommend you use these resources in addition to PawBoost!

Visit your local shelters and animal control agencies in person. Details can get lost in translation over the phone and that might lead to missed connection.

If chipped, make sure your dog's microchip is registered and up to date. If you don't know your pet's chip manufacturer or number, your vet should be able to help locate this information.

Put up flyers and tell your neighbors to be on the lookout. The more you engage the Rialto community, the better your chances of a happy reunion!

Read our full guide on how to find your lost dog for more actionable tips.

Where do I report a lost dog in Rialto, CA?

If you lost a dog, we would like to help. You can report a lost dog to PawBoost for free to help find your dog in the Rialto area. Millions of pet lovers have signed up for our local lost & found pet alerts, and that includes pet lovers near Rialto!

Do I have to pay for premium PawBoost services to find my lost dog?

You don't have to pay to find your lost pet with PawBoost. PawBoost's free dog finder services have helped millions of people reunite with their lost dogs.

PawBoost does offer premium upgrades to help increase the reach of your lost pet alert.

You can learn more about what free and premium services PawBoost offers here.