How to Link NIN to 9Mobile SIM Card by How, to Link NIN, to 9Mobile, SIM Card View comments olamide , 6:09 am Share this article via facebook Share this article via twitter Share this article via messenger Share this article via messenger Share this article via whatsapp Share this with Share this article via email Share this article via flipboard Share this article via sms Share this article via pinterest Copy link ×Delete| Set As PPix| Edit Article| Share Technology-Updates By How, to Link NIN, to 9Mobile, SIM Card How to Link NIN to 9Mobile SIM Card All you have to do is to; Dial 200 (Customer service). Follow the instructions, and speak with their representative to get it linked.