Travelling Typewritter  Vorgeschlagen von fridelain 

It's a typewriter font
http://www.dafont.com/theme.php?cat=113&text=Five+Simple+Rules
The first one, based on an "Olympia Traveller de luxe" typewriter, is remarkably similar.
The biggest diference is the top of the 3, flat in TT, round in your sample.