Dear Sir/Ma'am, We have Airtel Landline Conection Phone No. 01204901650. This is to inform you that we want to activate STD in this connection, we are suffering for this matter last two months. In this regard we are many calls in Airtel Custmer-Care-Centre but there is no possitive respons. Please do this as earliest. Thanks & regards, ISDA, Ghaziabad read full review »