Have you lost your pet, or found one that may be looking for its owners?  
Start here!
First steps always include posting on your local lost and found pages (Facebook is a good start), going door to door as not everyone is on the internet, and always have the pet scanned for a microchip with your local vet.  Or call us, if we're open at Whiskers Catnip Cottage we're always happy to scan.
File a report with Petco Love whether missing your or you found one...