Room 641A
- 37°47′07″N 122°23′48″W / 37.78528°N 122.39667°W Room 641A's exterior Room 641A is a telecommunication interception facility operated by AT&T for the U.
- National Security Agency, as part of an American mass surveillance program.
Unverified
- 37°47′07″N 122°23′48″W / 37.78528°N 122.39667°W Room 641A's exterior Room 641A is a telecommunication interception facility operated by AT&T for the U.
- National Security Agency, as part of an American mass surveillance program.
Sources: Wikipedia