代だい表ひょう電でん話わ

noun

main switchboard number; central phone line

Refers to the primary phone number for an organization, used to reach a receptionist or operator who can connect callers to the appropriate extension.

• 会かい社しゃの代だい表ひょう電でん話わにかけて、担たん当とう者しゃにつないでもらった。

  I called the company's main switchboard and was connected to the person in charge.