How to call for KBC 4 Registration through Landline Phones

MTNL and BSNL subscribers call on 52525 01 to 04, depending on your Answer Option.
So if your answer option is A, you have to dial: 5252501; if your answer option is B, you have to dial: 5252502; if your answer option is C, you have to dial: 5252503; and if your answer option is D, you have to dial: 5252504
Note: Landline subscribers from Punjab and Rajasthan can call on 125555 and the respective answer option. So if your answer option is A, you have to dial: 12555501