FIELD: telephone communications. SUBSTANCE: method involves the following sequential operations: set of digital keys is entered from user; in absence of TRANSMIT key type of call and number of digits required for telephone number are determined, telephone number being, essentially, set of digital keys entered; telephone number is dialed if set of digital keys entered is complete; if it is incomplete, telephone number is dialed upon expiration of preset backup time. EFFECT: provision for completing specified call in case digital keys entered form incomplete telephone number. 12 cl, 3 dwg
