Most home phones store blocked numbers in a :
Would you like instructions for a specific phone model or country? how to unblock a number
How to unblock the numbers that I permanently delete? - Google Help Most home phones store blocked numbers in a
The process to unblock a number depends on your device and whether you want to unblock a saved contact or a recent caller. Generally, you can find your "Block List" within your phone's settings menu. how to unblock a number