Oklahoma's geographic information hub (OKMAPS), providing free downloadable statewide GIS data and web services.
OKMAPS is the platform of the Oklahoma Office of Geographic Information (OGI), supported by the state's GI Council and partner agencies. It provides access to free downloadable statewide GIS data and customized mapping applications for Oklahoma.
Coverage includes administrative boundaries, transportation, hydrography, imagery, and elevation, available as downloads and OGC web services (WFS, WMS) for querying and analysis. It is the authoritative state-level source for Oklahoma GIS data.
The Oklahoma Office of Geographic Information (OGI), with support from the state’s Geographic Information Council and partner agencies.
Through free downloads and OGC web services (WFS and WMS) for querying, symbolizing, and analysis.
Yes. OKMAPS provides free access to its statewide geospatial datasets.
Latvia's national open data portal, the central catalog for public sector datasets across government institutions.
New Zealand's open data catalog, indexing public sector datasets from across government, complementing the LINZ Data Service.
Queensland's open data portal, providing state agency datasets including extensive spatial and environmental data.
Slovenia's national open data portal (OPSI), the central catalog of public sector datasets including spatial data.
Lombardy's regional geoportal, the access point to the territorial information infrastructure of Italy's most populous region.
Arkansas's GIS office and GeoStor platform, providing authoritative statewide geospatial framework data.
Connecticut's open data portal, offering state agency datasets across health, education, transportation, and geography.
Chile's open data portal, aggregating datasets from public services and agencies, with geographic and statistical coverage.
© Atlas 2026 / Your all-in-one map builder