flexible checkout fields for woocommerce

I need assistance in modifying my WordPress checkout page to include specific cities from Palestine. Currently, I am using a custom checkout plugin, and I would like to integrate a drop-down menu for city selection. While I have a partial list of cities, I require help in compiling a complete list to ensure all relevant locations are covered.

Key Requirements:
- Modify the custom checkout plugin to include a dropdown menu for city selection.
- Ensure the dropdown menu is user-friendly and seamlessly integrates with the existing checkout process.
- Assist in compiling a comprehensive list of Palestinian cities to be included in the dropdown menu.

Ideal Skills and Experience:
- Experience with WordPress and WooCommerce customizations.
- Proficiency in working with custom checkout plugins.
- Strong understanding of PHP, HTML, and CSS for WordPress development.
- Ability to research and compile a complete list of cities from Palestine.
- Attention to detail and ability to ensure a smooth user experience on the checkout page.

If you have the expertise to help enhance my checkout page with these specific requirements, I would love to hear from you!