This character is a Other Letter and is mainly used in the Hangul script.
The glyph is a canonical composition of the glyphs Glyph for U+110BHangul Choseong Ieung, Glyph for U+1169Hangul Jungseong O. Its East Asian Width is wide. In bidirectional text it is written from left to right. When changing direction it is not mirrored. U+C624 forms a Korean syllable block with similar characters, which prevents a line break inside it. The glyph can be confused with 2 other glyphs.
The Wikipedia has the following information about this codepoint:
O or Oh is a family name in Korea. It is written using the hanja characters, 吳, 五, 伍, 吾, and 晤. According to the 2015 census in South Korea, there were 763,281 people carrying the O surname.