AT&T 850 vs. 1900 MHz Coverage Note: These maps were supplied by AT&T in 2008. They no longer support a separate breakout of coverage based on frequency, so any additions will be shown only on their consolidated coverage maps. AT&T 3G Coverage AT&T 4G Coverage AT&T 850 MHz Coverage in ex-Alltel Areas Online Discounts on Wireless from AT&T
Where AT&T uses 1900 MHz Coverage:
Where AT&T uses 850 MHz Coverage:
source: at&t
