Looks like it was an agent for a non-profit looking for cash.
Non-profit Organization
2
Oct 11, 2012
no calling name identifier
no message left
Other
3
Oct 16, 2012
Four calls in the last 5 days. I haven't answered.
Non-profit Organization
4
Oct 22, 2012
I pick up, identify myself, and they hang up. No idea who they are.
Other
5
Nov 1, 2012
Caller wanted to confirm that I was who my phone was registered to - He hung up when I asked who was calling. Caller ID only recorded the phone number (Toronto, ON area), company or caller identity was blocked by the caller.