A 2-meter talk-in frequency will be monitored by Yuma Hamfest Control, a group of amateur radio operators on-site at the Yuma Fairgrounds, during the hours of the Yuma Hamfest. That frequency will be:
Call "Yuma Hamfest Control" for directions or any assistance you may need.
There will also be a HAMFEST APRS marker on the fairgrounds.