They are collecting for the Viet Nam Vets or something like that, just politely said no thanks and hung up.

Most charities that call for donations use paid telemarketers.  The telemarketing firm keeps about 70% of your donation to cover expenses.  Only 30% gets to the charity.  

You were wise to not donate.

block their calls, hangup!

No one on line when they called, then it disconnected.

They called and an automated message came on saying to hold for the next avail. rep.  I waited a couple minutes and then hung up.  I was concerned because the caller id said will county illinois.  Also its 9pm on a Sunday, why would they be calling me