- (AU) Geocaching Australia
- Provides a forum for discussing local issues, cache listings local maps, and space for members to record their geocaching adventures. - (AU) Ideology Geocaching
- Urbane geocachers based in Sydney. - Alabama Geocachers Association (AGA)
- Dedicated to the outdoor sport that combines the fun of a treasure hunt with the latest technology of satellite-navigation via GPS. - Buxley's Geocaching Waypoint
- Guide to treasure hunting for the 21st century. Lists geocaching events and parties. - Cache in Trash Out Day
- An opportunity for geocachers to help clean up the parks and other cache-friendly places throughout the world. - CacheAcrossAmerica
- Project to link a chain of geocaches from coast to coast. - ChiTown Cachers
- Diverse group of people living in the Chicago metro area and united by a common interest in geocaching. - Florida Caching Association
- Forum, articles, links, and stats for geocachers in Florida. - Geocacher University (GU)
- Provides an overview of the history of the game, how it's played, and a few variations to try. Also offers information on the needed equipment. - Geocachers in the State of Missouri (MOgeo)
- Dedicated to the high tech version of hide-and-seek. - GeoCachers of Kentucky (GEOCKY)
- Committed to promoting responsible and enjoyable geocaching in the state of Kentucky. - Geocaching
 - The official GPS stash hunt site provides information on geocaching and where to find stashes. - Geocaching Association of Great Britain, The
- Supporting geocaching in the U.K. by serving as a focal point for coordinating with land owners. - Geocaching Fun
- Offers a list of caches at popular travel destinations. - Geocaching in the UK and Ireland
- Provide a list of resources available to cachers living in, or visiting, the United Kingdom and Ireland. - GeoCaching WebRing
- Collection of sites related to the sport of geocaching and using GPS. - Geocaching With Navicache
- Database for hunters and hiders to announce or find caches in their area. - Georgia Geocachers Association (GGA)
- Provides information about their upcoming events, issues facing Georgia geocachers, and a general resource section about geocaching. - GeoSnapper.com
- Enables users to upload and display accurately geo-referenced digital photographs. - GeoWoodstock III
- Annual geocaching event held in Hanna Park, Jacksonville, FL. - GPS Stash Hunting in Belgium
- Guide to geocaching in Belgium. - Groundspeak Forums
- Supporting the geocaching community across North America and around the world. - Handicaching
- Working to improve the accessibility of the outdoor sport geocaching for physically handicapped people all over the world. - Hawai`i Geocachers & GPS Enthusiasts
- A friendly, informal group of geocachers in the islands. - Idaho Geocachers
- Provides a forum, caching in the local news, and Idaho cache locations. - Indiana Geocaching (IN-GEO)
- Resources for playing hide and seek with latitude. - KeenPeople.com
- Open community of GPS users, hikers, geocachers, outdoors enthusiasts, and friends. - LAGeocaching.org
- Promotes the sport of geocaching in Louisiana and offers a gathering place for Louisiana's geocaching community. - Michigan Geocaching Organization (MiGO)
- Promotes the sport of geocaching in Michigan via improved communications and providing information to the public about geocaching activities. - Mid-Missouri Geocachers
- Enthusiasts promoting geocaching by providing information to the public about their activities and the GPS treasure hunting. - Middle Tennessee Geocachers Club (MTGC)
- Advancing geocaching in Tennessee by providing an atmosphere that encourages the fun, exercise, and exploration that is part of geocaching. - Minnesota Geocaching Association (MnGCA)
- Formed to provide a resource for area geocachers and to organise activities and events that will improve the credibility of the sport within the state and protect our natural resources. - Mississippi Geocachers Association (MSGA)
- Group of Mississippi geocachers who are committed to promoting safe, responsible, and environmentally friendly geocaching. - New York Geocaching Organization (NYGO)
- Nonprofit group dedicated to advance and support the activity of geocaching by encouraging responsible stewardship of public lands, and raising public awareness about geocaching. - North Carolina Geocachers Association
- Promotes the adventure sport of geocaching throughout the state by providing an open atmosphere that encourages fun, exercise, and exploration. - Northeast Florida Geocachers Association (NEFGA)
- Open to all geocachers in Northeast Florida, it organises several caching events, campouts, meetings at area restaurants, and Cache In Trash Out events through out the year. - Northeast Geocaching
- Building an online community for geocachers in the northeastern United States. - Ohio, Kentucky & Indiana Cachers (OKIC)
- Group of geocachers based in Cincinnati, Ohio. - Oregon Geocaching
- Lists geocaching events and regional cache guides. - Ozark Mountain Geocachers
- Diverse group of geocaching adventurers from throughout the Ozark Mountain Region that enjoys sharing their treasure hunting adventures. - Portland Geocaching
- Devoted to geocaching in and around Portland, Oregon. - River City Geocaching and Dining Society (RCGDS)
- Representing geocachers in the Greater Sacramento Area and beyond. - rsgeek's Colorado Geocaching Resource Pages
- Offers a geocaching FAQ, a collection of regulations on caching in Colorado public lands, downloadable tools, and links. - South Carolina Geocachers Association (SCGA)
- Lists the latest happenings of the SCGA and caching in South Carolina. - South Western Ohio GeoCachers (SWOGO)
- Dedicated to geocaching and letterboxing in South Western Ohio. - Southeast Texas Geocachers
- Learn about their geocaching teams and events. - Spatial News: Introduction to Recreational Geocaching
- People place stashes in interesting places so that others can enjoy the challenge of finding them using their GPS devices. - Texas Geocaching Association (TXGA)
- Promoting the sport of geocaching in Texas via improved communication with parks and the general public. - Time in a Capsule
- Offers step-by-step instructions for time capsules left in wilderness areas for future generations to retrieve. - Today's Cacher
- Magazine for geocachers everywhere. - Tulsa Area Geocachers
- Serving as a resource for Northeast Oklahoma's geocachers since March 2002. Lists area and state park polices regarding geocaching. - Utah Association of Geocachers (UTAG)
- Strives to advance the sport of geocaching throughout the state of Utah by encouraging fellowship and fraternity amongst Utah geocachers through regular social activities. - Washington State Geocaching Association (WSGA)
- Promoting geocaching as an exciting, family-oriented activity that increases awareness of parks and trail systems. - Wikipedia: Geocaching
- Hyperlinked article about the outdoor sport that involves the use of a GPS receiver to find a geocache or treasure placed anywhere in the world. - Wisconsin Geocaching Association
- Planning geocaching events in Wisconsin that are open to everyone who wishes to sign up and participate.
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