The polling stations are -- Khushab (NA-88) in Punjab, Kohat (PK-90) in Khyber Pakhtunkhwa and Ghotki (PS-18) of Sindh. The polling began at 8am, local time and will continue till 5pm, reports The Nation.
In Khushab, re-polling was held in 26 polling stations, eight polling stations in Kohat and two in Ghotki.
It may be recalled that polling was stopped in these polling stations due to violence during general elections on February 8. Many regional parties held protests over the incident, seeking fresh polls after the results were declared on Sunday.
Meanwhile, polling will be held in six polling stations in constituency NA-43 Tank-Dera Ismail Khan on Sunday.
Voters were seen queuing outside polling stations as the re-polling was being done amid increased security measures.
The nation of 241 million people is grappling with an economic crisis amid slow growth and record inflation, along with rising militant violence.