It's about 1,200 miles between Phoenix and Memphis, so it's about 600 miles at the half-way point. The good news is that it's in Texas. The bad news is that there's nothing there.
Westfall, Kansas.
Oklahoma City is a halfway point between Ironton, Ohio and Phoenix, AZ.
The halfway point between Decatur, Illinois, and Phoenix, Arizona falls in Clarendon, Texas.
Kansas City or Witchita.
Las Vegas
Elk City, OK
The town of Marana is about halfway.
The approximate driving time and mileage information - Between: Fresno, CA and: Phoenix, AZ Driving miles: 590 Driving time: 8 hrs 30 mins - is based on traveling non-stop in good driving conditions. Driving time does not take into consideration conditions which may extend travel time such as weather, road work, border crossings, and rush hour traffic in urban areas. Mileage denotes actual road miles covered as opposed to Point A to Point B linear distances on a map.
Guymon, Oklahoma is half way between Phoenix and Colchester, Illinois
Fresno- If you take Highway 99.
On a map, it looks to be close to Eagle Mountain.