You have a lot of choices. If you're only interested in selling the book, it would be worth spending twenty bucks on a copy of Poets Market. It lists 1200 publishers of poetry with contact information. Link below.
If you only want to be read and money isn't an issue, consider creating a web site. That is unquestionably the easiest and least expensive way to distribute your work.
http://www.amazon.com/gp/product/1582979502?ie=UTF8&tag=quantawebde0e-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=1582979502