To find out what city you are in, you can use various online tools that determine your location using your devices GPS coordinates. Here are some websites that can help you find your current city:

1. RandyMajors.org: This website has a tool that quickly answers "What city am I in" using your devices location anywhere in the U.S. When you allow permission to use your location, the panel above the map will show your city, and a red marker will show your location on Google Maps.

2. My-location.org: This website has a GPS tool that shows your current city and address. No matter which city you are in right now, the "What city am I in" tool will locate your city and show it on a map. If you want to know what city you live in, or if you are traveling to another city, you can use this tool to locate it.

3. GPS-coordinates.org: This website has a tool to find your city along with a map. "What city am I in" is a useful tool for those who are going on a road trip or simply exploring different cities. It not only shows your current city, but it also shows your current address including state, city, and zip code, latitude, and longitude.

4. Whatismyelevation.com: This website tells you what city you are in, by your current location. No matter where you are, as long as you have an internet or cellular connection, you can find out what city you are currently in. You can search for what city you are in by address, ZIP code, or location and find what city it is in.

To use these tools, you will need to allow your browser or device to access your location. Once you do, the tool will determine your location and display your current city.