Mass block UNLIMITED phone number ranges using wildcards and stop spammers once and for all! NO registration, NO subscription, NO extra fees! Real-life example: Tired of calls from similar numbers like +1 415 121 1111, +1 415 122 1111, and so on? With Call Ranger, use a rule like "+1 41X XXX XXXX" to block all numbers from +1 410 000 0000 to +1 419 999 9999! How it works: 1. Enable the Call Ranger extension in iOS Settings: Phone -> Call Blocking & Identification. 2. Open the CallBlocker app, go to Settings, and turn on the "Block unwanted calls" switch. 3. Tap on “Manage your blocking rules” (Range Blocking) and enter the country code prefix (e.g., '1' for "+1 123 456 7899"). Tap "Next". 4. Enter the phone number to block (e.g., '123456789' to block "+1 123 XXX XXX"). Tap "Next". 5. Select the range to block (e.g., for "+1 123 456 789" using the 7-digit option, it will block numbers from "+1 120 000 000" to "+1 129 999 999", covering 10 million combinations). Enjoy a spam-free experience with Call Ranger!