Punjab, Pakistan
The major and native language spoken in the Punjab is Punjabi (which is written in a Shahmukhi script in Pakistan) and Punjabis comprise the largest ethnic group in country. Punjabi is the provincial language of Punjab, but is not given any official recognition in the Constitution of Pakistan at the national level.
Demographics of Pakistan
Punjabi is a provincial language spoken mostly in Punjab, as well as by a large number of people in Karachi. Punjabi does not have any official status in Pakistan. The exact number of Punjabi speakers in Pakistan is hard to determine since the boundaries with the closely related Hindko and Saraiki are not always clear-cut. The standard Punjabi variety is from Lahore, Sialkot, Gujranwala and Sheikhupura districts of Pakistani Punjab, and is also nowadays the language of Punjabi literature, film and music, such as Lollywood.