SafeGraph - SafeGraph's Points-of-Interest (POI) data, geofences, business listings, & foot-traffic data empowers firms to do better geolocation, marketing attribution, retail analytics, & location intelligence.
Spacehuntr - Experience unique spaces to work, play & stay
ipstack - ipstack is a free, real-time IP address to location JSON API and database service supporting IPv4 and IPv6 lookup.
Out of Office Pods - Private pod spaces
GeoNode.org - Open Source Geospatial Content Management System
TheSquareFoot - Easily find the right office space for your budget