The code 7700 is a general emergency signal for aircraft. Code Adam This is an alert for a missing child that’s used in many public locations like malls, hospitals, supermarkets, and museums.

RELATED: What we know about the Rice University student killed in an apparent murder-suicide on campus Here are five emergency code words you can use to signal danger to your friends: 1 ...

Flight attendants use specific words and phrases to indicate emergencies -- ranging from hijackings to missing children -- sans frightening passengers.

Secret code words are used on cruise ships to suppress panic among passengers and to prevent misunderstandings among crew members ...

ARLINGTON COUNTY, Va. (7News) — The Federal Communications Commission (FCC) established a new alert code Wednesday for missing or endangered people in Tribal communities. Officials said the new ...

The Federal Communications Commission is launching a new nationwide alert code for missing and endangered Indigenous people who do not fit the criteria for an Amber Alert or Silver Alert. This new ...