AT&T Coverage Map
 

How reliable is the ATT coverage map?

Where I live and work:
1. Voice is good.
2. Has 3g.
3. No Mobile TV were I live; but have Mobile TV where I work, which is 10 mins. from were I live.

Where my mom live:
1. Excellent voice.
2. Only Edge/GPRS
3. No Mobile TV.

Edit: The above infomation is from the coverage map.