The 3 cities listed above are all in Guernsey. Larger cities are listed first so you can find a major airport if you're booking a flight.
Travelmath helps you find cities in any state or country. You can use it to look for nearby towns and suburbs if you live in a metropolis area, or you can search for cities near another city, or any airport, zip code, or tourist landmark. You'll get a map of the local cities, including information on each town. This can help in planning a trip or just learning more about a neighboring city so you can discover new places.