I carry a Rohrbaugh r9, with me most of the time, Or a Ruger sp101. I have an old Ruger p-85 for plinking and around the house. I love that R9 it's a 9mm the size of an LCP 380.
I'm waiting for the new Boberg 9mm to come out and I'm on the list, it looks very interesting
http://www.bobergarms.com/