Works on my HTC Touch HD (Windows Mobile) and my girlfriend's Nokia (Symbian OS) phone too.
Most phones with web browsers allow you to select various screen layouts in order to show the page in an easily readable format without the need for lots of side to side panning to read across a line of text.
The thing to watch is the data charges. Unless you have an unlimited data bundle, big web pages with lots of images and adverts can rack up the megabytes at an eyewateringly costly rate if you're paying for them as they rack up.