WKZK serves Augusta, Georgia and the Central Savannah River Area.

WKZK (Sonshine 103.7 FM & 1600 AM "Sonshine 16") is the South's Oldest all Urban/Black gospel radio station, and The state of Georgia's 1st ever all Urban/Black gospel music formatted radio station!

WKZK was the 1st radio station in Georgia, and South Carolina to program an all Urban/Black gospel format seven day's a week!