Average cell phone conversation lasts 3 minutes 15 seconds

Commuters who use their phones in the car and drive an hour or more a day listened to the radio for 32 minutes a day in 2003, compared with 26 minutes in 2006, Bridge Ratings said. The time that such a commuter spends talking in the car has risen to 13.49 minutes a day, from 10.45 minutes a day in 2003. An in-car call averages 4 minutes and 21 seconds, while cellphone calls over all last an average of 3 minutes and 15 seconds.