9 of 11Image
Average 4G LTE upload speed: 7.4 mbps
Average 4G LTE download speed: 6.6 mbps
Best speed: AT&T
Best coverage: AT&T
Best reliability: T-Mobile
Chicago is the largest city in Illinois and the seat of Cook County. Chicago is a major Great Lakes port and the commercial, financial, industrial, and cultural center of the Midwest.
Image credit: Andrew Nusca/ZDNet