611 Folsom Street
# 611 Folsom Street

611 Folsom Street may refer to anything of or relating to the NSA warrantless surveillance controversy and may also refer directly to:

* AT&T's regional switching center, San Francisco.
* Room 641A, located on the sixth floor at AT&T's switching center.
* NSA warrantless surveillance controversy.
* Wiretapping
* Mark Klein, a whistle-blower uncovering U.S. federal spying program.
* San Luis Obispo, data center which routed data to Folsom address.
