Felt reads many tabular spreadsheet formats, including:
- Comma-separated values (CSV)
- Tab-delimited text (TXT, TSV)
- Excel spreadsheets (XLS and XLSX)
Guidelines
Tabular data such as spreadsheets can reference geography in many forms: explicitly with lat/lon points and geometries, or implicitly with zip codes, place names, or street addresses.
See the Geocoding Addresses and Geomatching Regions pages for more about data without lat/lons.
- Uploads can include geographic data in unprojected decimal degrees latitude and longitude
- Geographic fields should be given easy-to-find names, such as: