phone rang once   answered and got dial tone  called star 69 and got this number  i did not call back

That's from a Collection Agency

hangs up when I answer

Left message on voice mail regarding my entry in a drawing for a Lincoln Navigator.

Caller left message on voice mail to congratulate me on the contest I entered for a 2007 Lincoln Navigator.  NOT THAT I WON, I just entered! What, is it used?  First of all, I don't enter contests unless it is from a legitimate source such as my bank.  Then they leave a return number 1-800-779-9962 ext 8073 ask for Tom Owens of the Grand Sweepstakes Give Away