If you can't find your blocked numbers, start in the Phone app's Settings , look for the word "Block," and if all else fails, use the search bar in your main Android Settings . It’s there—Android just hides it differently depending on who made your phone.
Sometimes we block numbers by accident. If you suspect you blocked someone but don't see the number, check your tab in the Phone app.
Did you download a replacement "Dialer" or "Caller ID" app from the Play Store, such as Truecaller or Hiya? If you are using a third-party app to make calls, the block list is stored inside that app , not in your Android system settings.
If you have followed the steps above and still cannot locate your blocked numbers, here are a few troubleshooting scenarios: