ORD is the junior RJ base.
Long call reserve is a 12 hour callout, and it is first call. You can be in the 6 day bucket and get called in to do an exciting South Bend or Milwaukee turn. Short call is a 2 hour callout.
Right now, I have the PPO insurance for an individual and I want to say it is almost $60/check. However, in 2012 the company is making everyone switch to consumer driven insurance plans/HSAs which will save them millions. Your premiums (and in my opinion--your coverage) also goes down. Search about it, there was a thread about it a month ago or so.