Which province is called Bab-ul-Islam? A) Punjab B) Sindh C) Bengal D) KPK Related MCQs: Which province of Pakistan is known as Bab-ul-Islam..? Which province of Pakistan is known as ”Bab-ul-Islam”? Which surah is called “Bab-ul-Quran”? The name of the province “North West Frontier Province” was changed to Khyber Pakhtunkhwa, under which amendment of the Constitution?