Phone 47 is a mission in Grand Theft Auto 1 level 6, Rasta Blasta, given to the Protagonist by Brother Marcus. It is available from the third (bottom left) phone in southwest Vice Shores.
Mission
The mission begins with Brother Marcus informing the protagonist that Babylon agents are looking to cause some more trouble with the Brethren. The protagonist will then have 60 seconds to get to the compound in east Richman Heights. Once there, Marcus will reveal that Babylon are targeting several cars belonging to the Brethren which contain weed and they must be secured. There is a yellow F-19, a Classic, a yellow and red 29 Special and an Impaler which must be protected from 4 Babylon gunmen in order to complete the mission.
Reward
The player is awarded 60,000 points and a +1 score multiplier for completing the mission.
Video Walkthrough
Grand Theft Auto 1 PC Vice City Chapter 2 - Mission 7