PURPOSE: To provide an electronic clock equipped with a time table to smoothly utilize means of transportation, by a method wherein a required time is added to the current time to indicate a time of a first table on and after said time.

CONSTITUTION: A time taken to arrive at a station is previously set in first and second time setting circuits 11 and 13 by an operator. With a switch S4 activated, the details of the time setting circuits 11 and 13 are added to a timing information of a timing counter circuit 3, and a time of a first time table, whereto a required time is added, is read out of time memories 16 and 17 to individually indicate the results in numerical indicating substances 5a and 5b in an indicator 5.