Finding new twitter followers can be a time consuming task, I like to use twitter directories to find new twitter followers and also post my twitter url in the directory so other followers can easily find me.
Wefollow This is my favorite directory which allows you to add yourself to three categories and you can choose the tag to best suit you.
Twellow is also a great source to find twitterer’s by category and geographic region
http://justtweetit.com Just tweet it is a twitter directory where you can add and find people by their interests.
These are three of the biggest twitter directories and a must have to be in if you are looking to gain more followers.