AMP: Artists' Meeting Place and Resource Collective

http://www.gilamountaindulcimers.com/venues.htm

Concerts in Your Home
http://concertsinyourhome.com
US, Canada, & Europe
The goal of Concerts in Your Home is "to promote and help create meaningful concert experiences for music audiences and deserving artists." Are you a musician tired of trying to book yourself and draw an audience in traditional clubs? Hosting or playing at house concerts may be for you. Check out this site and see what you think.

Coffee House Tour
An excellent way to search for coffeehouse venues to play at all over the USA.
http://www.coffeehousetour.com/

Open Mikes: By Musicians, For Musicians
An excellent way to find open-mike performance spaces in the USA and Canada.
http://openmikes.org/