Check with CRU in flint. They have a great facility that is indoors so you wont have to worry about it being cold in december. They also have reballs. CRU currently runs a special for reball play on wednesday nights.
You can click the link in my sig to take you to thier website.
Tippman Effect #25
NPPL HB Open 2013 - D2 2nd NPPL Chicago 2013 - Semi-Pro 2nd
NPPL Las Vegas 2013 - Semi-Pro 1st