The road distance between the places is 551 miles. This is the distance when the shortest route is chosen. Also it should be noted that various traffic rules like 'one ways' and 'no entries' have Not been considered when calculating this distance.
about 550 miles
The driving distance between Phoenix, AZ and Amarillo, TX is approximately 870 miles and takes around 13-14 hours to drive without traffic.
See link below.
311 miles
198 miles
596 miles
225 miles
400 miles
749 miles
427 miles
About 660 miles
490 miles
About 430 miles