Hey there Vodafone is the best service provider in India and specially in uttara pradesh west the service provider is very customer friendly and the quality service in low cost the call rates are and sms charges are very cheep, this is my personal opinion the internet connection of Vodafone is very reliable even 2G.best connectivity in 2G also.i am customer of Vodafone service provider since five year, and I am fully satisfied with the costumer service and network service of Vodafone mobile operator.they are really happy to help .thanking u