@Intelprince
From Lahore to Before Bhera interchange all cng stations open/close with lahore region
Bhera and towards Islamabad cng stations open/closed with Rawalpindi region ( there is no load shedding in Islamabad territory )
You can get CNG on following interchanges
Sukhaykee
Kot Momin
Bhera
Kalar Kahar
**Talagang/Sial moor
Chakri
** I am not sure about interchange correct me if m wrong
But there is one interchange after kalarkahar where you can get CNG outside of motorway