Is your Google places listing flagged and pending review? Here's the help file on that:
http://www.google.com/support/places/bin/answer.py?hl=en&answer=174542
Synopsis:
- It probably got flagged because of certain keywords in the listing that Google watches out for (no indication of what those are)
- Your listing will not appear on Google until it has been manually reviewed
- Manual review process takes up to 4 weeks
- If your listing is has been pending review for longer than 4 weeks, contact Google here: http://maps.google.com/support/bin/request.py?contact_type=maps_flagged_listings