If you're a Comcast customer, you can access these hotspot for free! But even if you aren't a customer, Comcast will allow you access their network for a pay-per-use fee.
Wanna learn more? Watch as Comcast was explains to Emily Clark about these hotspots and their plans to get wi-fi in as many places as they can.
If you want to know where to find these hotspots and more about what Comcast offers check out their website.