The Chilbo Mountains are situated in the central coast of North Hamgyong Province. Chilbo-san is divided into Inner Chilbo, Outer Chilbo and Sea Chilbo.
Korea North 1961, Chilbo Mountains.
Titles: Janggun Rock, Mansa Rock, Chonbul Peak, Kiwajip Rock and Mujigae Rock.
Korea North 1975, Chilbo Mountains.
Titles: Mae Rock, Jangsu Peak, Suri Peak, Jangsu Peak and Rojok Rock.
Korea North 1997, Chilbo Mountains.
"10th Anniversary of Korean Membership in World Tourism Organisation"
Titles: Kim Chol Ung, Rojok Beach and Chonbul Peak.
The stamps issued in sheets and together in a miniaturesheet.
Korea North 1998, Chilbo Mountains.
Titles: Thajong Rock, Farmers Rock and Lovers Rock.
Korea North 2017, Chilbo Mountains.
The stamp was issued in the series "Autumn Landscapes".