Event: 9th Muharram
The Day before Ashura is on the ninth day of Muharram in the Islamic calendar and marks a very important day as martyrdom of Hussain Ibn Ali is observed. Government ban mobile services to avoid any act of violence and terrorism in the country.
Cities Name:
Karachi, Hyderabad, Sukkur, Shaheed Benazirabad, Khaipur, Larkana, Shikarpur and Jacobabad, Kohat, Multan, Rahim Yar Khan, Peshawar, Gujranwala, Gujrat, Sialkot, Sargodha, Attock, Skardu, Ghanche, Gilgit, Bhimber, Mirpur, Kotli, Rawalpindi, Jehlum, Bhukkur, Quetta
Source:
https://www.thenews.com.pk/latest/233689-Cellular-services-suspended-security-beefed-up-in-major-cities-of-Pakistan
https://www.samaa.tv/pakistan/2017/09/mobile-phone-services-suspended-across-major-cities-pakistan/
Kill Switch 2017 Timeline