Questions tagged [callerid]

Caller ID (or CLI, CND, CLIP), is a service that transmits a caller's number to the called party's telephone equipment during the ringing signal, or when the call is being set up but before the call is answered.

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1answer
1k views

Custom ring tone for callers who block their caller ID?

How can I set a custom ringtone for callers who block their caller ID? I don't want the same ringtone for callers who don't block caller ID but are also not one of my contacts (otherwise, I could set ...
6
votes
1answer
10k views

How can I send incoming calls from unknown numbers directly to voicemail?

I have received incoming calls from an unknown number (no caller ID provided). When I answer, I get a recording which is clearly spam. Is there a way to send calls from an unknown number directly to ...
3
votes
1answer
4k views

Phone number shown as unknown. Always says sender is invalid

I have a Samsung Galaxy S SHW-M1105 and it displays my phone number as unknown. Is there a way to change it? And one more when I try to reply a message it says the sender is invalid. Someone please ...
2
votes
1answer
261 views

Hide contacts from Contacts, but still have them appear when the contact calls

There are some contacts I almost never dial, and never wanna dial, but I still don't want them to show up as unknown when they call me. Otherwise I could just put them in a group and hide them. Would ...
0
votes
0answers
30 views

Display a user-entered note when a contact calls

In android is there a way to display a user entered note specific to a contact whenever that respective contact calls? Something like this... For context, it has to be similar to how Truecaller app ...