displaynumber
nounUK /dɪˈspleɪ ˈnʌmbə/
US /dɪˈspleɪ ˈnʌmbər/
A display number is the number shown on a screen or sign for people to see.
The display number on the ticket counter told us it was our turn.
OTHER MEANINGS
2. The number assigned to a display unit or screen in a system.
Each monitor has a display number so technicians can find it quickly.
3. A number shown on a product's display to indicate a setting or value.
The oven's display number showed the temperature was 200 degrees.
4. The identifier printed on a display board at an event or station.
Check the display number above the gate before boarding.