1. The Sindh Sagar Doab. This Doab is the region between the rivers Indus and Jhelum. It is not a fertile region for farming.
2. The Chaj Doab. This Doab is the region between the rivers Chenab and Jhelum. The important cities of this Doab are Gujarat, Bhera and Shahpur.
3. The Rachna Doab. It is the region between the rivers Ravi and Chenab, which is a very fertile region. Gujranwala and Shekhupura are the important towns of this Doab.
