For waistband carry, it's hard to beat a Colt Cobra or Agent (plain jane version of the Cobra). They are the alloy version of the Detective Special, holding six rounds.
When I carry my Agent, it's in a Simply Rugged holster:
For pocket carry, I carry a SW Airweight Model 38. Mine is an older model that is not rated for +P ammo but the more modern version (638) is +P rated. The hammer shroud prevents snag when drawing from a pocket holster but still allows single action firing if desired. I carry it in a DeSantis Nemesis:
