Woosmap - Woosmap is a Location-based Search Platform. A unique combination of location search APIs and solutions based on our proprietary data sourcing, without collecting any personal data.
ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
Mapbox - An open source mapping platform for custom designed maps. Our APIs and SDKs are the building blocks to integrate location into any mobile or web app.
ipapi - Web analytics with IP address lookup and location API
Locate - Locate allows you to easily find your friends and family from your iPhone, iPad, or iPod touch.
ipgeolocation.io - Free IP Geolocation API and Accurate GeoIP Lookup Location Database