MapQuest
HTTPS No CORS apiKey
To access tools and resources to map the world
API Endpoint
https://developer.mapquest.com/More Geocoding APIs
Geolocate website visitors from their IPs
HTTPS CORS apiKey
Actinia is an open source REST API for geographical data that uses GRASS GIS
HTTPS CORS ? apiKey
Get all administrative divisions of a country
HTTPS CORS Free