ipstack
HTTPS CORS ? apiKey
Locate and identify website visitors by IP address
API Endpoint
https://ipstack.com/More Geocoding APIs
Real-time Geolocation & Reverse IP Lookup REST API
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