http://www.shoutwire.com/viewstory/14941/The_212_796_0735_mystery
Also
http://www.homelandstupidity.us/2006/06/01/another-phone-numbers-station-415-704-0402/
After doing a google search, I came up with this link.
http://www.greatwardifferent.com/Great_War/A_Journey_to_Brussels/A_Journey_to_Brussels_01.htm
Conspiracy? Love notes?
You decide!
This should start an interesting topic about codes. Are you interested in them? Ever read Kryptos until your eyes bled?