Did you check anytime how many sims registered against your NID? Maybe not, you can know now how many sim cards registered against in your National ID Card. You can know this with every operator. Every operator or company against how many registered sim cards you can know now. The government gives this ID Card For our Good Use.
Follow this instruction:
Its Possible How to know numbers of registered sim against your nid? আপনার ন্যাশনাল আইডি কার্ড দিয়ে কয়টি সিম কার্ড রেজিস্ট্রেশন হয়েছে দেখুন।
Just Dail in your mobile *16001# then you input your ID Card last 4 Digit and Check.
In this way, you can check how many mobile numbers registered with your NID. If you see any sim is not yours just Contact your Nearest Customer Support or contact 121 then tell the customer manager to stop that number that not yours. Thank you.