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Lost Dogs Database for Fountain Valley, CA

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

814 lost dogs in your search

Lost Male Dog last seen Ofarrell and palos verdes st, Los Angeles, CA 90731

Reported 6 days ago

Koda Male Dog

LOST PawBoost ID: 73495779


Los Angeles, CA 90731

Small brown dog

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Lost Male Dog last seen Central / century, Los Angeles, CA 90002

Reported 6 days ago

Rocky Male Dog

LOST PawBoost ID: 73495627


Los Angeles, CA 90002

Blanco /

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Lost Female Dog last seen Firestone and hooper, Los Angeles, CA 90002

Reported 2 months ago, updated 6 days ago

Chakala Female Dog

LOST PawBoost ID: 73235460


Los Angeles, CA 90002

White chest and neck with tan/brown hair. Sheds

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Lost Male Dog last seen Lewis elementry, Downey, CA 90241

Reported 1 month ago, updated 6 days ago

Dusse Male Dog

LOST PawBoost ID: 73344416


Downey, CA 90241

Black pomerian with brown on paws, chest and ears

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Lost Male Dog last seen Cole st & brookshire Downey ca, Downey, CA 90242

Reported 2 months ago, updated 7 days ago

Buddy Male Dog

LOST PawBoost ID: 73328182


Downey, CA 90242

Beige hair wearing a cowboy jersey. ' blue

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Lost Male Dog last seen Magic Johnson park, Los Angeles, CA 90059

Reported 1 week ago, updated 7 days ago

Zeus Male Dog

LOST PawBoost ID: 73484549


Los Angeles, CA 90059

Cane Corso

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Lost Male Dog last seen Gas station on corner of Western Ave., and Lomita Blvd., Lomita, CA, Los Angeles, CA 90717

Reported 3 months ago, updated 7 days ago

Gizmo Male Dog

LOST PawBoost ID: 73201354


Los Angeles, CA 90717

Pomeranian/Poodle Mix 10 pounds

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Lost Female Dog last seen eubank c street, Los Angeles, CA 90744

Reported 2 months ago, updated 7 days ago

Mia Female Dog

LOST PawBoost ID: 73232578


Los Angeles, CA 90744

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Lost Male Dog last seen Brookhurst st y Royal palm blvd, Garden Grove, CA 92844

Reported 7 days ago

Peluchin Male Dog

LOST PawBoost ID: 73494554


Garden Grove, CA 92844

Es blanco de pelo un poco chino y no tiene un diente

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Lost Female Dog last seen San Anselmo Avenue, South Gate, CA, South Gate, CA 90280

Reported 1 week ago, updated 7 days ago

Sparkle Female Dog

LOST PawBoost ID: 73486643


South Gate, CA 90280

She is an old white miniature poodle

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Lost Male Dog last seen Stirrup and Great Bend Drive Diamond Bar CA, Diamond Bar, CA 91765

Reported 1 year ago, updated 7 days ago

Peewee Male Dog

LOST PawBoost ID: 71628776


Diamond Bar, CA 91765

20lb Brown color Rat Terrier with white paws, white tipped tail, and white strip on his forehead.

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Lost Male Dog last seen Atlantic and Rosecrans on Compton, Compton, CA 90221

Reported 7 days ago

Torito Male Dog

LOST PawBoost ID: 73493873


Compton, CA 90221

Small white poodle

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Lost Female Dog last seen Atlantic Ave., Signal Hill, CA 90755

Reported 11 months ago, updated 7 days ago

Bella Female Dog

LOST PawBoost ID: 72312447


Signal Hill, CA 90755

She's a small dog with short white hair and has light brown spots, light brown ears and dark brown hair under her eyes. She has one blue eye and one brown eye. UPDATE: Bella was spotted at Target at 950 33rd St in Signal Hill on Dec 10th. She was with the older homeless man that took her. He has long hair and wears a camouflage jacket.

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Lost Male Dog last seen Julianna and patt street near Julianna park, Anaheim, CA 92801

Reported 7 days ago

Leo Male Dog

LOST PawBoost ID: 73493424


Anaheim, CA 92801

White with tan back

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Lost Male Dog last seen Main St / W 101st St, Los Angeles, CA 90003

Reported 4 months ago, updated 7 days ago

Casio Male Dog

LOST PawBoost ID: 73076872


Los Angeles, CA 90003

Casio is a small, brown male Chihuahua mix (looks mostly like a Chihuahua), approximately 9 years old. He was last seen on June 30, 2026, around 9:00 PM near 114 W. 101st Street in the Watts area of Los Angeles. He may be wearing a multicolored harness that is mostly purple. He is friendly but may be scared. His head is often tilted to the right due to a neck injury that required surgery. This may help identify him. If you have seen Casio or have any information, please contact me as soon as possible.

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Lost Female Dog last seen Willowbrook, Compton, CA 90222

Reported 1 week ago, updated 1 week ago

Lola Female Dog

LOST PawBoost ID: 73484908


Compton, CA 90222

Black and white fluffy fur with brown and blue eyes. Shy and nervous when approached but is friendly. She is microchipped.

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Lost Female Dog last seen Near est Bennett st, Compton, CA 90221

Reported 1 week ago

Snoopy Female Dog

LOST PawBoost ID: 73492880


Compton, CA 90221

Small female dog • tan and cream scruffy fur • pointy ears • dark eyes• super playful

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Lost Male Dog last seen Jack in the box on Long Beach Blvd, Long Beach, CA 90805

Reported 1 week ago, updated 1 week ago

Max Male Dog

LOST PawBoost ID: 73483600


Long Beach, CA 90805

Black face & paws with brown body & a 2”small white patch on chest

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Lost Female Dog last seen Palm Park Center, Whittier, CA 90601

Reported 12 months ago, updated 1 week ago

Daisy Female Dog

LOST PawBoost ID: 72164747


Whittier, CA 90601

Tan Chi Mix

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Lost Male Dog last seen Adriatic Ave & Van Buren St, Carson, CA 90810

Reported 2 weeks ago, updated 1 week ago

Daniel Male Dog

LOST PawBoost ID: 73454985


Carson, CA 90810

Light tan chihuahua

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Lost Dog Data for Fountain Valley, CA

There are 814 lost dogs in Fountain Valley, CA.

Find Local Dog Shelters in Fountain Valley, 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 Fountain Valley?

With our free tools and premium add-on services, PawBoost helps lost dog owners find their furry loved ones – 2,332,360 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 Fountain Valley 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 Fountain Valley, 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 Fountain Valley area. Millions of pet lovers have signed up for our local lost & found pet alerts, and that includes pet lovers near Fountain Valley!

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.