H3 to Coordinates Converter
H3 to Coordinates Converter with cell boundaries, resolution details, and a map preview.
How to use
- Coordinates → H3: enter a point and resolution (0–15) to get its H3 cell.
- H3 → Coordinates: paste an H3 cell to see its center, boundary, parent, and children.
- Batch (CSV) tab converts many coordinates to H3 cells at once.
Cell Center (lon)-122.418459
Cell Center (lat)37.776702
Resolution9
Cell Area10.9398 ha
Parent (resolution 8)
Children (resolution 10, 7)
Neighbors (grid distance 1, 6)
Map Preview
Loading map…
How it works
- Enter a WGS84 coordinate or H3 cell for this direction.
- Review the cell index or decoded center.
- Copy the result and inspect the boundary.
Supported range
Supports H3 resolutions 0 through 15.
Important notes
Decoded coordinates represent the cell center, not the original encoded point.