Hello davOD
You could try to contact your local area emergency management services to let them know you have no transportation for you and your service dog. They will usually arrange to assist in evacuating people who have no other way of leaving.
I see from your profile that you are in Arizona?
Scroll down to the bottom of this link and you will see each county listed
Emergency Management | Department of Emergency and Military Affairs

I hope and pray the fires spare your area, and that you will be safe.