Check your country’s official telecom SIM verification portal
Log in using your national ID, Aadhaar, CNIC, passport, or other government ID linked to your mobile number
Use the portal’s “SIMs on my name” or “mobile connections registered” option
Enter the required verification details and OTP if prompted
Review the list of active SIMs registered under your identity
Contact your mobile network operator’s customer care and request a SIM count for your ID
Visit an authorized telecom service center with your original ID proof
Ask the telecom regulator’s helpline or consumer portal for SIM registration details
If you find unknown SIMs, request immediate deactivation through the operator or regulator
Keep your ID documents updated to prevent unauthorized SIM registrations