Notify your vet and the city. Post notices at your local grocer and pet store. These notices should include a recent photo if possible. Usually your dog is returned to you within 24 hours. If you rescue a stray dog follow the same procedures as above.
Chances are someone is looking for the dog.
Below is a list of services that you may find helpful in your quest to find a lost dog. 35 N. West on Trinity Mills then North on Dickerson then West on Halsey to Nimitz. The turn is just past the Chevron station before Apts. Look for shelter signs. Luanne Williams 9010 Justin Rd.