I wrote alot of songs, now what?

k, so, i'm a songwriter. i was told by alot of people (and not just family and friends) that i was really good. i'm a 14 yr old grl and my songs r mainly pop. i would love it if some in "the biz" would listen to them? how do i do this? who do i contact? plezze help! thanks to all who answer!!!!!!!