Fido Finder is the largest public database of lost dogs with 509,409 registered dogs.

Register a lost or found dog to be notified when there is a match.

How this site works

Register and you will be contacted when matching lost and found dogs are added to our website.

How to find your lost dog

Lost dog search tips. Get started on the right foot. Know where to look and what to do.

Animal shelter partners

Sign up for Shelter Alerts. Shelters receive notifications when lost dogs are listed in their service area.

Neighborhood watch

Get notifications when lost and found dogs are listed in your area. Spread the word about missing dogs in your area.

Mobile app

Get notifications for lost/found dog matches by downloading our iPhone or Android app.

Register your safe dog

Register your dog before he gets lost. Buy a Fido Finder dog tag to ensure their safe return.

Lost Cats

Lost cat? Tabby Tracker - largest public lost cat database.