Robocalls are at an all-time high. On average, Americans received more than 2,000 robocalls every second in October, up 25% from the previous month. With 49 billion robocalls so far this year, all four major U.S. phone carriers now offer some form of blocking or screening service, such as T-Mobile's well known "Scam Likely" label. Congress and state officials passed new robocall regulations in recent months and have seen an uptick in successful cases against the scammers. Meanwhile, hundreds of tech start-ups are developing new ways to tackle the problem.

» Subscribe to CNBC: https://cnb.cx/SubscribeCNBC
» Subscribe to CNBC TV: https://cnb.cx/SubscribeCNBCtelevision
» Subscribe to CNBC Classic: https://cnb.cx/SubscribeCNBCclassic

About CNBC: From 'Wall Street' to 'Main Street' to award winning original documentaries and Reality TV series, CNBC has you covered. Experience special sneak peeks of your favorite shows, exclusive video and more.

Connect with CNBC News Online
Get the latest news: https://www.cnbc.com/
Follow CNBC on LinkedIn: https://cnb.cx/LinkedInCNBC
Follow CNBC News on Facebook: https://cnb.cx/LikeCNBC
Follow CNBC News on Twitter: https://cnb.cx/FollowCNBC
Follow CNBC News on Instagram: https://cnb.cx/InstagramCNBC

#CNBC

Why Spam Calls Are At An All-Time High