Airtel is offering free 500 MB 3g data with 7 days validity to its users for just adding up the alternate contact details at the airtel website,this would help them to keep your database updated on there system as well as please you with the free data,the offer has been there from a long time,those who availed is earlier cannot use it again.



You can get free 500 mb 3G by just adding and verifying the alternate contact details.

To get the offer:-
Simply plugin your airtel sim and goto this link 3gdongle.airtel.in , locate a window similar to the one as shown below,from the top right of the screen
Click on add alternate contact detail input an email and mobile number,verify the mobile number with the otp,after verification you will get free 500 MB 3g within few hours.
Additional details:-
Dial *123*11# to check the 3G data balance,
Offer applicable only for airtel prepaid and retail postpaid customers only,
Make sure your are using the airtel sim to browse internet,you cannot avail the offer using any other sim,
Offer can be availed only once by all the prepaid users,
Offer valid only for a limited perioud of time

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