Avenal is a city in Kings County, California, United States. Avenal is located 35 miles (56 km) southwest of Hanford, at an elevation of 807 feet (246 m). It is part of the Hanford–Corcoran Metropolitan Statistical Area (MSA Code 25260), which encompasses all of Kings County. In area, it is the largest city in Kings County. The Zip Code for this community is 93204, and telephone numbers use the sequence (559) 386-XXXX.