Go to your local animal shelters and animal control agencies. Go to all of the shelters within a 60 mile radius and file a lost pet report. Put out flyers with a photo, phone number for people to see. Contact your local police and department give them a description of your pet also provide them with a photograph of your pet. Post notices in the neighborhood, grocery stores, vet offices, pet groomers and pet supply stores.
Walk and drive through the neighborhood a couple of times a day. Show your neighbors a photo of your pet and ask your neighbors if they have seen your pet. Leave your phone number with your neighbors so they can reach you if your pet is found.
You might want to try these internet sites.
Center for Lost Pets
Lost Pet USA
The best thing we can do for our pets is to microchip them.
What ever you do don't give up your search. Animals have been lost for months, even years before they were reunited with their owners.
Professional Pet Sitting Services offered in the Upper to Mid-Pinellas County Area