교환원 (kyohwanwon) means “telephone operator”

More examples

긴급한 용무는 교환원을 통해 연락해 주세요.kin geu pan yong mu neun kyo hwa nwo neul tong hae yeol la kae chu se yo

For urgent matters, please get in touch through the operator.

A staff member who connects callers to the appropriate telephone line.

교환원에게 문의하다kyo hwa nwo ne ge mu nui ha da
contact the operator
교환원으로 연결하다kyo hwa nwo neu ro yeon gyeol ha da
be connected to the operator
교환원에게 바꿔 달라고 요청하다kyo hwa nwo ne ge pa kkwo tal la go yo cheong ha da
ask to be connected to the operator

전화교환원cheonhwagyohwanwon: A person who answers incoming calls and puts callers through to the requested line.

전화 회선의 연결과 교환 업무를 담당하는 직원이나 담당자.cheon hwa hoe seo nui yeon gyeol gwa kyo hwan eom mu reul tam dang ha neun chi gwo ni na tam dang ja

The term combines Korean words meaning switching or exchanging and staff member, naming the person who handles telephone line connections.

For English speakers, operator is not limited to telephones, so nearby words about calls or lines help identify this job meaning.