There are too many radio stations can be added manually (total 90 radio stations) in this post, here is the link that contains any:http://www.181.fm/index.php?p=mcodes
To configure a station, you can simply extract html code of each individual stream address contained within the code.
Old School Hip Hop/RnB = http://www.181.fm/stream/asx/181-oldschool
The Ball (1st Gen Dance) = http://www.181.fm/stream/asx/181-ball
Smooth AC = http://www.181.fm/stream/asx/181-smoothac
All tested and working
* Sorry for my English but I don't know very well the language