The most common Korean word for “contact” is 연락드리다 (yeollakdeurida). There is one more word with a similar meaning — compare them below. 「contact」는 한국어로 연락드리다.
to contact; to get in touch
TOPIK 1 · verb
Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato