Odbojkarski klub Kamnik (English: Kamnik Volleyball Club), known as Calcit Volley due to sponsorship reasons, is a Slovenian volleyball team from Kamnik.

The club was founded in 1947 and competes in the Slovenian League and in MEVZA League.

Calcit Volley won the Slovenian League three times consecutively between 2000–01 and 2002–03.