Are you trying to figure out how much time there is until 10:40? 10:40 10:40 AM Countdown to 10:40 AM: Days Hours Minutes Seconds Did you mean 10:40 PM? Count Down to Another Time Time: Date: Similar Countdown Timers How long until 10:45 AM? How long until 10:50 AM? How long until 10:55 AM? How long until 11:00 AM? How long until 11:05 AM?