Aircel is one of the smallest network in my city/area so.i am using a aircel network 3 years ago .it is the network coverage is low and there are available in various offers this sim card is not best for me .customer service is too bad and 3g data pack is slow .equal to 2g .bt is high cost .std/local is cheaper .roming pack is cheaper than others operators .and full talktime is good.aircel mobile operators .Thanks