You can check your Aadhar Card status from this following url:
There on the top right corner, you get to Check your Aadhar Card status, by clicking on the "Check your AADHAAR Status" link.
Or you can directly visit
https://resident.uidai.gov.in/web/resident/check-aadhaar-status where you have to feed in
a)Your Enrolment Id: It should be there in your Aadhar card receipt.
b) Your Date of Birth
c) The Security Code which would be given at the bottom of the page and then
d) Click on the Check Status.
On the same website, there is an option for sending your grievances.
You can contact the following office through mail or visit personally.
Unique Identification Authority Of India
Government of India
3rd Floor,Tower II, Jeevan Bharati Building,Connaught Circus,
New Delhi - 110001
Phone : 011-23466899
For General Queries And Grievances call their toll free number:1947 or email them at firstname.lastname@example.org
Make sure to keep all your documents ready before you pursue your card application.