Indian Railways Catering and Tourism Corporation(IRCTC).
-->Login to AP Seva Portal-->Other Services-->Services-->IRCTC ID Creation Data.
-->Then Details to be provided by DA/WEDPS:
1.Full name as per Aadhaar
2.Mobile Number(Earlier Not Used for IRCTC)
3.Email Id(Earlier Not Used for IRCTC)
4.PAN Number
5.Aadhaar Number.
Finally data will be submitted successfully.