1) Apple (iPhone)

  • Using the Phone App:
    1. Open the Phone app and go to Recents.
    2. Find the number you want to block and tap the i icon next to it.
    3. Scroll down and select Block this Caller.
    4. Confirm by tapping Block Contact.
  • Using the Contacts App:
    1. Go to Contacts and find the person you want to block.
    2. Scroll down and tap Block this Caller.
    3. Confirm by tapping Block Contact.
  • Using Settings:
    1. Go to Settings > Phone > Blocked Contacts.
    2. Tap Add New… and select the contact you want to block.

2) Android

  • Using the Phone App (varies slightly by manufacturer):
    1. Open the Phone app and find the number in your call log.
    2. Tap the number and look for an option like Block/Report Spam.
    3. Confirm to block the number.
  • Through Contacts:
    1. Open the Contacts app, select the contact you want to block.
    2. Tap the three dots for More Options and choose Block.
  • In Settings (Samsung):
    1. Go to Settings > Phone > Call Blocking or Blocked numbers.
    2. Add the number you want to block.

3) Land Lines

  • Using a Landline Phone with Caller ID:
    • Check your phone’s manual for specific instructions. Some models allow you to block numbers directly.
  • Contacting Your Provider:
    • Call your landline provider and request a Call Block service. Most providers have a subscription-based blocking service for landlines.

4) Other Providers & Services

  • Carrier-Based Blocking Services (e.g., Verizon, AT&T, T-Mobile):
    • Many carriers offer call-blocking features in their mobile apps or websites. Some examples:
      • Verizon: Offers Call Filter; you can block up to 5 numbers for free or get additional features with a paid subscription.
      • AT&T: Has AT&T Call Protect, a free app that allows blocking and spam alerts.
      • T-Mobile: Provides Scam Shield to block spam calls and caller ID for unknown numbers.
    • Contact your provider or check their app to enable and customize call-blocking services.

Using these methods, you should be able to block calls and reduce spam or unwanted contacts on any device or provider.