I did this a few months ago and got the stamp.It's worth the shipping if you need a stamp...

Free Address Stamp
Regularly $14.99 -- but yours for free, no rebate to redeem -- at http://www102.iprint.com/cgi-shl/index.cgi?shop=133&AID=6800 89&PID=1423285&date=2005%3A07%3A12%3A20%3A43%3A15

iPrint.com charges $3.79 for shipping.
This deal expires July 31, 2005.