117 - Taylor Allderdice High School
1743 - Singularity Clark LP/Caterpillar Inc & City Charter High School
2618 - Shady Side Academy
2641 - Pittsburgh Central Catholic High School
2644 - North Catholic High School
3108 - Peabody Robotcs 9th Graders High School
I would recommend 1743 as they seem to be the only team with a solid way to contact them. Best of luck =)
You can also use this to search for other teams in the area.
http://usfirst.org/whatsgoingon.aspx