If you are looking for residential plots for sale in Islamabad, there are several options available. Islamabad is a city with a wide range of housing societies and developments, offering various sizes of residential plots to suit different budgets and preferences. Here are some popular areas and housing societies in Islamabad where you can typically find residential plots for sale:

1. G-13, G-14, G-15, G-16: These sectors in Islamabad are well-established and known for offering residential plots of various sizes. They are located near the central part of the city.
2. DHA (Defence Housing Authority): DHA Islamabad is a well-known housing society that offers a range of residential plots in different phases. DHA is known for its modern amenities and well-planned communities.
3. Bahria Town: Bahria Town is one of the largest real estate developers in Pakistan and has several projects in Islamabad. You can find residential plots in various phases of Bahria Town Islamabad.
4. Park Enclave: Park Enclave is a project by the Capital Development Authority (CDA) that offers residential plots in a green and serene environment.
5. Gulberg Greens: As mentioned earlier, Gulberg Greens is another option for those looking for residential plots in Islamabad with a focus on a green and environmentally friendly lifestyle.
6. Eighteen Islamabad: Eighteen is a luxury real estate development in Islamabad, as mentioned previously, and offers high-end residential plots as well.

When searching for residential plots in Islamabad, it’s important to work with reputable real estate agents or websites that specialize in property listings in the area. Additionally, consider your budget, preferred location, and the amenities you desire when making your decision. Real estate markets can change, so it’s advisable to research and visit the areas you’re interested in to make an informed choice.