AT&T Wireless operates a GSM cellular network that offers coverage in most areas of the U.S. AT&T typically modifies existing cellular towers to upgrade service from 3G to 4G, allowing for faster cellular data connections. Cellular phone networks operate by transmitting signals from cell phones to towers located across the cellular network. AT&T has thousands of towers located throughout the U.S. to accommodate its national network, and several third-party online mapping tools allow you to find the location of cellular towers in your area, including AT&T towers.
Go to the Cell Reception website (see Resources). Navigate to the homepage, and in the text box enter the city where you would like to find AT&T cellular towers. Select the state from the drop-down menu and click the "GO" button. Scroll down to the map and click the box located to the left of "AT&T" at the top of the map to display AT&T cellular towers in the selected city.
Navigate to the Antenna Search website (see Resources). Enter the address where you would like to find AT&T cellular towers in the appropriate text boxes. Click the "GO" button. The search results page displays detailed information about cellular towers located within four miles of the inputted address. Click the "Process" button. Click the "View Tower Results" button to display information about all cellular towers in the area, including AT&T.
Log onto the Map Muse website. Enter the city where you would like to find AT&T cellular towers and click the "GO" button. A map displays all cellular phone towers in the area. A cellular tower appears on the map as a "C" icon. Scroll over any of the "C" icons to display ownership information about the cellular tower. The map displays all cellular towers in the area, including those belonging to AT&T.