Ohio Geographically Referenced Information Program (OGRIP)
OGRIP (Ohio Geographically Referenced Information Program) is an organization whose goals are to: encourage the creation of digital geographic data of value to multiple users, foster the ability to easily determine what geographic data exists and foster the ability to easily access and use this data. OGRIP is made up primarily of volunteers who share a common interest in the development of Geographic Information Systems (GIS) and use of geographic information in Ohio. These volunteers include representatives of several state agencies, local and regional governments, utilities, universities, private organizations and other interested individuals.

Delaware County GIS Users Group (DCGUG)
DCGUG was formed in September 2000 and has been holding its meetings on the third Friday of each month ever since. To-date, several jurisdictions within and outside the county have made presentations to the users group and GIS industry leaders regularly present the latest and best applications to the group. Some of the entities who have presented their projects to DCGUG are:
City of Columbus (Trade & Development, Watershed, GIS &, Address Assignment Division), Dublin (Address Assignment Divisions), Westerville (GIS and Address Assignment Divisions), City of Powell, City of Delaware, State Department of Administrative Services (GIS Support Office), Delaware County Engineers' Map Department, Regional Planning Commission, Ohio Historic Preservation Office, ESRI, DDTI, and Compuscom.

GIS Users of Northern Ohio (GUONO)
The GIS User Group of Northern Ohio is an informal group that promotes geographic data sharing, encourages data standardization, and provides a network for the exchange of technical information between all GIS users. This group has over 200 members from all over northern Ohio and has been in existence for over five years now. Bi-monthly meetings are held throughout the region consisting of site visits, software and technical presentations. Goals include developing a forum for open discussion of GIS issues and encouraging personal communication between GIS users of all skill levels in the public, private, and educational sectors.

Greater Cincinnati GIS User Group
This user group was formed to promote understanding, exchange ideas, and help solve problems in the GIS community. Our group welcomes novice to advanced users and members from both the private and public sector. Join this active group and improve your GIS skills through networking, presentations, and roundtable discussion opportunities.

Southwest Ohio GIS User Group (SWOGIS)
The Southwest Ohio GIS Users Group(SWOGIS) was born out of the desire to provide GIS professionals in the region, an avenue for communication.
Its goals: Share data, ideas and expertise; Support state organizations and efforts; Strengthen GIS relationships across the broad spectrum of organizations, including both public and private sectors; Educate the public and officials on the benefits of GIS