CTA Plans To Upgrade Wireless Service On TrainsThe CTA says it plans to upgrade its wireless network so passengers can use their cell phones even in its subways and going through tunnels.
'Xfinity Home' Security Service Coming To ChicagoComcast is starting a new wireless service the Chicago area, Northwest Indiana and Southwest Michigan.
T-Mobile To Up Speed Of Chicago NetworkT-Mobile USA is set to announce today that it will boost the speed of its mobile network in Chicago by year's end to what is known as 4G.

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