10C
# 10C

10C or X-C may refer to:

* HP-10C series, a 1981 Hewlett-Packard calculators series
* Oflag X-C, a World War II German prisoner-of-war camp for officers located near Lübeck in northern Germany
* Route 10C (WMATA), a bus route operated by the Washington Metropolitan Area Transit Authority
* Tenth Cambridge survey, Cambridge radio survey at 15.7GHz
* Carbon-10 $(^{10}C),$ an isotope of carbon
