Total length of land boundaries of Pakistan is:

1. 6,574 km
2. 6,774 km
3. 8,674 km
4. 5,774 km

Pakistan’s land boundaries stretch 5,774 km, bordering Afghanistan (west), Iran (southwest), India (east), and China (northeast). The Durand Line (Afghanistan) and Radcliffe Line (India) are key borders. Disputes over these boundaries persist, particularly with Afghanistan.