https://www.maptiler.com/cloud/coordinates-api/
Coordinates API | EPSG Code Search & Coordinate Transformation Online | MapTiler
Transform coordinates and search EPSG codes online with the Coordinates API. Perform batch transformations and access 10,000+ coordinate systems.
coordinates apicode searchepsgtransformationonline
https://www.clawcard.sh/catalog/maps/openweather-reverse-geocode
Reverse Geocode API — Convert coordinates to city name | ClawCard
Convert coordinates to city name. $0.01 per call. Powered by OpenWeather. No API key needed — just add balance and pay.
to cityreversegeocodeapiconvert
https://blog.teoten.com/posts/2022/getting_coordinates_for_maps_in_r_via_api/
Getting coordinates for maps in R via API | Teoten's blog
Part II of making maps of any region in the world with R using ggplot2 and maps packages
gettingcoordinatesmaps