Looks like everyone's seen this, and the alerts up.
1990 I Street NW - what agencies/firms are located there?
Lots on 1990 K Street West Mostly Fed Agencies - TYPO?
George Washington U. is very close by that location.
Just a heads-up that the World Bank owns half-a-dozen buildings in the vicinty of 19th and I Streets (HQ is 18th and G Street).
World Bank is at 19th and I
"1990 I Street NW - what agencies/firms are located there?"
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GOOGLE Search Term: "1990 I Street NW"
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GOOGLE Search Term: "I STREET NW"
http://www.google.com/search?q=%22I+STREET+NW%22&btnG=Search&hl=en&lr=&ie=UTF-8