call box

Noun

 * 1) A box containing a telephone for use in emergency, usually mounted on a post in an area where normal access to telephones is inconvenient (such as on an interstate highway or a very long highway bridge)
 * 2) The wall-mounted box allowing a person to speak into an intercom
 * 3)   enclosure

Translations

 * German:
 * Italian: colonnina di soccorso