10-12-2014 01:31 PM
10-12-2014 01:42 PM - edited 10-12-2014 01:44 PM
'call screen'. Blocks up to 12 numbers.
'call reveal'. Blocks numbers that don't display any caller ID information and requires the calling party to enter ID information.
http://www.telus.com/en/bc/get-help/home-phone/calling-features/support.do