a telephone service that allows a subscriber to identify a caller before answering by displaying the caller's telephone number on a small screen.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use caller ID in a sentence
I am basing this assumption on the calls from Rand-PAC frequently displayed on my caller ID.
The caller ID indicated the call came from Melissa's cellphone.
Each of these people has their phone number stored there and is caller ID'd when they make reservations.