Dealing with persistent sales calls can be frustrating. To effectively reduce these interruptions, consider the following strategies:
1. Register with the National Do Not Call Registry
The National Do Not Call Registry allows you to opt out of receiving unsolicited sales calls from legitimate telemarketers. By registering your number, you can significantly decrease the volume of such calls. However, this service does not block calls from scammers or robocallers. (whocalledus.net)
2. Utilize Built-in Phone Features
Both iOS and Android devices offer built-in features to help manage unwanted calls:
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iOS Devices: Enable the "Silence Unknown Callers" feature to automatically silence calls from numbers not in your contacts. (whocalledus.net)
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Android Devices: Use the spam detection feature in the Phone app to identify and block suspected spam calls. (whocalledus.net)
3. Leverage Carrier Services
Many US carriers provide free or low-cost services to help block spam calls:
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AT&T: Offers ActiveArmor, which includes spam call blocking and fraud alerts. (whocalledus.net)
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Verizon: Provides Call Filter, which identifies and blocks potential spam calls. (whocalledus.net)
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T-Mobile: Features Scam Shield, offering scam call identification and blocking. (whocalledus.net)
4. Install Third-Party Call-Blocking Apps
Several apps are designed to identify and block spam calls:
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Robokiller: Blocks spam calls and texts, utilizing a global database and machine learning to identify robocalls. (whocalledus.net)
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Truecaller: Identifies unknown callers and blocks spam calls using a community-driven database. (whocalledus.net)
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Hiya: Provides spam and robocall blocking, along with caller ID features. (whocalledus.net)
5. Be Cautious with Your Phone Number
Limit sharing your phone number online and avoid entering it on untrusted websites to reduce the chances of your number being added to telemarketing lists. (whocalledus.net)
6. Regularly Update Block and Allow Lists
Periodically review and update your block and allow lists to ensure that known spam numbers are blocked, and important contacts are not inadvertently blocked. (whocalledus.net)
Conclusion
By implementing these strategies, you can significantly reduce the number of unwanted sales calls on your US phone number. Combining multiple methods, such as registering with the National Do Not Call Registry, utilizing built-in phone features, and installing reputable call-blocking apps like Robokiller, can provide comprehensive protection against spam calls.



