How to unlist your phone number from Truecaller, it is a popular app that shows you contact details of unknown numbers calling you. So if you don’t want your number listed in Truecaller you can easily remove it.
First of all go to https://www.truecaller.com/unlisting add you phone number in the field along with your country code for eg +919828xxxxxx, fill the captcha and then click on Unlist Phone Number button.
However according to Truecaller it will take approximate 24 hours to remove the phone number. And If you are a Truecaller user and have verified your number you must first Deactivate your account by going to the Settings menu in the app. Select the About tab and then Deactivate account.