Go to the classified section here and start a thread for it.
Or go on Ebay, you can sell in the preowned section where people will look like stuff like this.
My tanks (so far
5.5 gallon Planted Dwarf Puffer tank (2 Dwarf Puffers and a lot of RCS!)
16 Gallon Planted
(GBR pair, 3 amano shrimp and a whole bunch of snails!)