It so happens you're in luck. The Electric Vehicle Association of Greater Washington DC (EVA/DC) is meeting this Wednesday, June 20, at the Silver Spring library at 8901 Colesville Road (http://www.montgomerycountymd.gov/Apps/ ... ss.asp#map
" onclick="window.open(this.href);return false;) at 7pm, where you will find answers to all your charging-related questions from at least three Maryland and two Virginia Leaf drivers. As for charging stations locations, I would recommend http://www.plugshare.com
" onclick="window.open(this.href);return false;, which is manufacturer agnostic, i.e. it covers all makers.
We also have roughly monthly get-togethers at a cluster of six Semaconnect Chargepro evse's at Maple Lawn, near the intersection of MD-29 and MD-216, the location of which you can also see on plugshare. Not sure when the next one will be, probably in early July, after the 4th. I'll post it here to let you know for sure.