Here's how to do it. Blocking potential spam calls on Android Android phones have the option of screening spam calls, as long as you're using the default "Phone by Google" app for your calls.

Android now lets you block entire number ranges to combat spam and telemarketing calls.

If you’ve got an Android phone, the simplest way to block a number is straight from the Phone or Messages app. Tap the number, select “Block,” and that’s it. For more control, go to: Phone app > ...