Free Coordinate Converter
Convert Coordinates Between
Any Format, Instantly
Paste any coordinate — DD, DMS, DDM, UTM, MGRS, Geohash, or Plus Code — and get all 7 formats at once.
48.8584, 2.2945 or 31U 448251 5411943
Converted to all formats
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7 Formats Supported
Every Major Coordinate Format
From GPS apps to military maps — we convert them all.
Decimal Degrees
Web maps, APIs, databases
#.#####, #.#####
Degrees Min. Sec.
Paper maps, military docs, aviation charts
#°#'#"N #°#'#"E
Degrees Decimal Min.
Garmin GPS, aviation, marine charts
#°##.###'N
Universal Trans. Mercator
Topo maps, surveying, outdoor GPS
10T 550254 5272543
Military Grid Ref.
NATO forces, military maps, SAR
31UDQ4825111943
Geohash Encoding
Redis, Elasticsearch, databases
u09tvw0fq
Open Location Code
Google Maps, offline sharing
8FW4V75V+8Q
Who Uses This
Built for Every Discipline
Pilots
DDM is the aviation standard. Convert chart waypoints to Garmin input or vice versa.
Military
MGRS is NATO standard. Convert to/from lat-long for civilian GPS or mapping tools.
Surveyors
UTM for precision measurements, DMS for legal descriptions, DD for GIS databases.
Hikers
Topo maps use UTM, Garmin defaults to DDM, AllTrails uses DD. Translate between all three.
GIS Professionals
Convert between projections, encode Geohash for Redis/Elasticsearch proximity search.
Sailors
Nautical charts use DDM. Convert Google Maps coordinates to chart plotter format.
Step-by-Step Guides
Popular Conversion Guides
Learn the math behind each conversion, with worked examples.
The Only Converter That Handles All 7 Formats
Most coordinate converters handle 2–3 formats. CoordinateLookup handles all seven simultaneously — paste anything and get everything back. All conversions use the WGS84 standard (EPSG:4326) and run entirely in your browser.
7
Coordinate formats
5493+
Famous landmarks
20+
Conversion guides
WGS84
Standard datum