Here are the steps to find the longitude and latitude from an address: 1. Use a geocoding service or API: There are many online geocoding services that can convert an address into geographic coordinates (longitude and latitude). Some popular options include Google Maps Geocoding API, OpenStreetMap's Nominatim, and ArcGIS Geocoding. 2. Enter the address: Provide the full address, including the street number, street name, city, state/province, and postal code, to the geocoding service. 3. Get the longitude and latitude: The geocoding service will return the longitude and latitude coordinates for the given address. The longitude is the east-west position of a point on the Earth's surface, and the latitude is the north-south position. For example, using the Google Maps Geocoding API, you can send a request like this: \[ \text{ https://maps.googleapis.com/maps/api/geocode/json?address=1600+Amphitheatre+Parkway,+Mountain+View,+CA&key=YOUR_API_KEY} \] The response will include the latitude and longitude values, such as: \[ \text{ "latitude": 37.4224764, "longitude": -122.0842499 } \] By using a geocoding service, you can easily obtain the geographic coordinates (longitude and latitude) for any given address.