Call of Duty: Modern Warfare 2 (MW2) Walkthrough Comments

How to Find Building 21 Key and LocationComment

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    4 Anonymousabout 2 yearsReport

    I have a key card but the screen says inactive is that the cool down timer

    3 Gruntius438over 2 yearsReport

    I found the keycard in the post office

    2 Anonymousover 2 yearsReport

    If you reach the 10 in a row in exfils… Thats how you access it.;)

    1 Rocknallinover 2 yearsReport

    I have the key for building 21 i just need to find the location

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