1.Free mobile office gprs:min bal rs40.then u send sms"MO" to 696.ur balance deduct Rs19.u have free 24 hours surfing.But don't deactive this service.u have used this service 4days....
2.free bsnl missed call alert:a.settings-call setting-call divert-out of reach(options) others no enter no +17010.this is toll free sms
3.airtel free missed call alert:settings-call settings-call divert-out of reach-options +91568.this is toll free sms.
4.airtel free sms: send sms 'greet' to 200.u will recived recent ocation sms.this service is free.
5.airtel 26 card:this is only 4 kolkata.this card is sms card.u r recharge Rs26 u recived 250 local sms 4 14 days.
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