The Short Code for the $1000 National Cash Contest will always be 72881. Please make sure to listen to your favorite radio station at 7:00am, 11:00am, 2:00pm, and 5:00pm to hear the Contest Keyword. One (1) entry per phone number per contest play (for a maximum of 4 contest plays per contest day per phone number). Entries will only be accepted between five minutes before the hour (in the event a particular Station makes an announcement prior to the top of the hour) until fifteen minutes past the hour in the 7:00AM, 11:00AM, 2:00PM and 5:00PM hours in the ET, CT, MT and PT zones.