Apple's new 3G iPhone will roll out in 22 countries on July 11th.

Steve Jobs unveiled the 3G iPhone (or iPhone 3G as it's officially called) at this year's WWDC event last night, citing the technology as the product's next challenge.

Apple's top 22 markets (Australia, Austria, Belgium, Canada, Denmark, Finland, France, Germany, Hong Kong, Ireland, Italy, Japan, Mexico, the Netherlands, New Zealand, Norway, Portugal, Spain, Sweden, Switzerland, UK and the US) will get the iPhone 3G on July 11th, with 48 more countries to follow before year-end.

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