Call of Duty: Black Ops Hints & Cheats

On the Main Menu, and press the L2 and R2 buttons repeatedly. After about five times for each button, you'll break free of your interrogation chair. When you get up, walk around behind you to a computer. When you access it, enter the following using the on-screen keyboard.

When using the computer to access the CIA Data system, you can use the following login IDs and passwords. After logging into an account, you may then browse each user's unique files using the DIR command or read messages with the MAIL command.

This server is named after a common nickname for Groom Lake or Area 51. The users on the servers are all Majestic-12 members and the content can be related to the Zombie storyline. The members (or their father) are all highly educated elite status secret MJ-12 Group members that were theorized to be at some point in their life involved with the UFO activity research group Credit to BLACKOPSTIGER

Reach the required Prestige level to unlock said Custom Class Slot. Please note that once you unlock a slot, the pre-set class for that slot will be lost until you Prestige again.

Reach this Prestige level to unlock the following. Each Prestige level unlocks a new title.

On the multiplayer map Nuketown if you blow the heads off of all the mannequins in a short amount of time the song Sympathy For the Devil by The Rolling Stones will play in the background

There are three red phones throughout the pentagon that ring and flash. The first is located where you first start after opening a set of doors in corner. Second is in the Pack-a-Punch room. The third is in one of the rooms after leaving the second elevator on the floor the power is on. Just listen for a cell phone type ring and follow it to the red rotary phone. Look at them and hold X till the ringing stops and you hear a busy sound. Once you get the third the music starts.

There is always a secret song in every Zombies Map. For Kino Der Toten, you have to find the 3 Meteor rocks. The first is on a pedestal in the main lobby, in a corner behind the soda. The second one is in the dressing room near some Dummies, this one is also on a pedestal. the final one is the room upstairs near the ally way. The rock is on a dresser type thing sharing some space with black marquee letters. These rocks while small are easily distinguishable as they have red veins. You must hold the USE button on your controller on these rocks until your character says something or the veins glow red. The song is called "115" by Elena Siegman.