WCCA may refer to:
- Web Cartoonists' Choice Awards
- WCCA-LP, a low-power radio station (93.5 FM) licensed to Scottsville, Virginia, United States
- WCCA-TV, the Public, educational, and government access (PEG) community cable TV television station in Worcester, Massachusetts.
- WLTT, a radio station (106.3 FM) licensed to Shallotte, North Carolina, United States, which used the call sign WCCA from September 1990 to July 2003
- World Congress of Compression Anastomosis
- Worst-case circuit analysis, an acronym used in electrical/electronics engineering