Caller ID

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Related to Caller display: Caller line identification

Caller ID

(CID) A feature of some modems.

Caller ID

A telephone company service that sends the caller's telephone number between the first and second ring of the call. If the calling number is not blocked, the calling number is displayed on the handset or base station of the called party. This is one feature within a set of services called Custom Local Area Signaling Services (CLASS). See ANI and CNAM.
References in periodicals archive ?
There's even caller display so you can see who is calling before you answer AND up to 120 minutes talk time.
It offers the user 24 programmable option keys, which can be programmed for Automatic Caller Display functions or simply as autodial keys.
It also started charging for its 1571 answerphone and caller display services, and lifted the cost of the speaking clock to 36.
I say mob because when my new toy rings, "Big Al mob" or "Little Al mob" appears on my caller display.
Workers claim that commission payments for popular products like caller display, ring back, call barring and call minder have been slashed by up to 50 per cent in the last month.
The call handling system has no 1471 facility, no caller display and calls are not recorded.
Call minder, caller display and ring back, call diversion, call barring, reminder calls and charge card sales have all become popular ways of putting new technology at the disposal of the customer.
BT will also start charging for its 1571 answerphone and caller display services.
It also offers free caller display, saving pounds 1.
It also occurred to me that one of my pals might be playing a joke on me but I was reassured and then delighted when I saw it was Arthur's number on the caller display.
The Caller Display service will be available from December 18.
CALLER DISPLAY - LOOK WHO'S CALLING: When time is tight, sift out the casual from the crucial calls with a caller-display unit - and put on an appropriate telephone manner before you pick it up.