Actually, the number 800-829-8374 is an in-house IRS line used to collect full payment for unpaid tax bills. It is on the official statements they send out with the notice of past due amounts.
The Senate's so-called Gang of 8 has gained national attention in the past week by announcing sweeping plans for bipartisan immigration reform.
But after a series of high-profile abductions in the late 1970s and early '80s, like those of 6-year-olds Etan Patz and Adam Walsh (son of America's Most Wanted host John Walsh), Congress passed legislation creating the National Center for Missing and Exploited Children, an organization that monitors the FBI's database of missing children and collaborates with local law enforcement to get the word out.