You can block up to 200 numbers, but they must be external numbers.

When you enter a number in the block list, use the full country code and area code format.

If your administrator has set up your profile with multiple lines, you can't block calls when they come in on a line you share with other colleagues.

1

Go to Calling and right-click the number in the list.

2

Select Block to block calls from this number.

To unblock the number, right-click the number and select Unblock.

Manage all blocked numbers at Settings > Calling > Block List.

1

Tap Calling and tap beside the number in the list.

2

Tap Block Number.

To unblock the number, tap Unblock Number.

Manage all blocked numbers at Settings > Calling > Block List.

1

Tap Calling and tap beside the number in the list.

2

Tap More menu and select Block number.

To unblock the number, tap Unblock Number.

Manage all blocked numbers at Settings > Calling > Blocked numbers.