Is it possible to get wi-fi every where on an Iphone 4s without Phone service?

Please i woud like to know if it is possible to get wi-fi every where on an Iphone 4s without Phone service? If so what is it? And how do i do it? Or where do i find out how to do it? Please i really need it.

If you have Comcast cable internet, you can download the Comcast app, but there are only hot-spots in populated areas such as NYC. Another app is called Skype Wi-Fi, but you would need to pay for the internet you use.

Maybe

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