GPS Coordinates
Everything you need to know about coordinates
GPS coordinates are a pair of numbers that describe any location on Earth using latitude and longitude. They are the foundation of every map, navigation app, weather service, and delivery system you use. Once you understand how they work, you can pinpoint, share, and find any place on the planet with confidence — no landmarks or street names required.
Latitude and Longitude
Think of the Earth wrapped in an invisible grid. Latitude lines run north–south: 0° sits at the equator and climbs to ±90° at the poles. Longitude lines run east–west: 0° sits at the prime meridian (which passes through Greenwich, London) and reaches up to ±180° on the opposite side of the globe. Together, these two numbers describe exactly one point — every place on Earth has its own unique coordinate pair, and no two locations share the same one.
Positive and negative signs (or the letters N/S and E/W) tell you which hemisphere you're in. A latitude of 40.7 is north of the equator; a longitude of -74.0 is west of the prime meridian.
Coordinate Formats
The same location can be written in more than one way. The two you'll meet most often are:
- Decimal Degrees (DD):
40.7128, -74.0060 - Degrees, Minutes, Seconds (DMS):
40° 42' 46" N, 74° 0' 21" W
Decimal degrees are the go-to format for websites, apps, and databases because they're easy to store and compare. DMS is the classic format used on nautical charts and older GPS units. Both describe the identical spot — they're just different ways of writing the same numbers.
Why Precision Matters
Each extra decimal place makes a coordinate more precise. As a rough guide:
- Three decimals gets you to about the size of a neighborhood.
- Four decimals narrows it to roughly a single building.
- Five or six decimals lands you within a few meters — enough to mark a doorway or a park bench.
That's why sharing enough decimal places matters when you want someone to find the exact spot rather than the general area.
How to Find GPS Coordinates
Finding coordinates is simple. Use our GPS coordinates finder to click any point on the map and read its latitude and longitude, or open the GPS location tool to get coordinates for where you are right now. Both let you copy the result in a single tap so you can paste it into a message, a maps app, or a form. Whether you're planning a hike, marking a meeting point, or just satisfying your curiosity, coordinates give you a precise, universal way to describe any place on Earth.
Everyday Uses for Coordinates
Coordinates aren't just for surveyors and sailors — they solve everyday problems too. Because they describe a spot with no reliance on street names, they shine wherever an address falls short: a trailhead deep in a forest, a specific corner of a huge beach, or a meeting point at a sprawling festival. Photographers tag where a shot was taken, hikers mark a summit to return to, and drivers save a parking spot they'll never otherwise find in a crowded lot.
They also travel across borders effortlessly. A coordinate pair means the same thing in every country and every language, so you can share a location with someone abroad and know they'll land on the exact same point. That universality is what makes GPS coordinates such a dependable way to describe any place on Earth.
See also Local Atual for finding your current location and IP address lookup tools.