. >> reporter: joel fischman says he constantly gets calls from telemarketers. >> about a dozen on mye another two or three on my cell phone. >> that must be driving you crazy. >> well, yeah. they're a distraction. they're an intrusion. >> reporter: fischman is frustrated because years ago he signed up for the do not call regist registry along with more than 200 million other americans, but it turns out the registry doesn't stop all the calls it should. a major reason why, many companies don't abide by the registry and call anyway. there's rarely a punishment. >> this is insane. >> reporter: sick of robo calls, congresswoman jackie speier introduced legislation that forces phone companies to give customers the ability to block telemarketers. >> telecoms, you have to provide for no charge the opportunity for your consumers to not be bothered. >> reporter: many people already have access to the technology and might not know it. several phone providers offer a service called nomorobo. it uses a massive data base to block most calls. for your cell phone, there are several apps that can id