Online Sim booking is getting popular day by day. Now, you can book your number or Sim online sitting in home or anywhere and then get it when you visit the Customer Service Center. There are 5 mobile phone networks in Pakistan. Out of them, 3 are offering online Sim/number booking service. If you want to book your number online, choose your network.
Mobilink (Jazz) does not provide service to book number online. Therefore, ir are grayed out.