Wiktionary
call box
n. 1 A box, usually mounted on a post and containing a telephone and located in areas where normal access to telephones is inconvenient (such as on an interstate highway or a very long highway bridge), used to make phone calls in case of emergency. 2 A telephone box.
WordNet
call box
n. booth for using a telephone [syn: telephone booth, phone booth, telephone box, telephone kiosk]
a numbered compartment in a post office where mail is put to be called for [syn: post-office box, POB, letter box]
Usage examples of "call box".
Some trusty had found a riot-call box, broken the seal, and pulled the plug.
Her hand was still holding the receiver and the cord lay snakelike, half in, half out of the call box, as the lightning knifed again and showed a waxen face.