Nearby Letterboxes
Note that distance is dependent on the accuracy of each clue, typically city center.
(432 listings)
| Letterbox name | Found date | Clue owner | Location | County | Distance | |
|---|---|---|---|---|---|---|
| CCD Honey Bee Box Retired: May 16, 2012 | — | Adoptable Planted: Jul 10, 2009 | Brighton, CO | Adams | 0 | |
| Discover Adams County Attempted: Jun 21, 2008 | — | Adoptable Planted: Jun 3, 2006 | Brighton, CO | Adams | 0 | |
| Happy Tails Dog Park Retired: May 16, 2012 | — | Adoptable Planted: May 16, 2009 | Brighton, CO | Adams | 0 | |
| Outdoor Adventures (3) Found 2: Jul 15, 2012 | — | Adoptable Planted: Jun 22, 2009 | Brighton, CO | Adams | 0 | |
| We Thank You Missing: Jan 12, 2013 | — | Adoptable Planted: Apr 15, 2010 | Brighton, CO | Adams | 0 | |
| LucyTheBug Attempted: Feb 26, 2022 | — | Lucy the Bug Planted: Jan 1, 2021 | Veterans Park Brighton, CO | Adams | 0.5 | |
| The cute Letterbox Attempted: Feb 26, 2022 | — | Lucia's Letterbox Planted: Jan 4, 2021 | 1855 East Southern Street Brighton, CO | Adams | 1.2 | |
| COCo's - Weld (05/31/11--Possibly missing) Missing: Feb 6, 2016 | — | Adoptable Planted: Jan 27, 2009 | Fort Lupton, CO | Weld | 6.9 | |
| The Summit Grover Attempted: Aug 24, 2014 | — | Adoptable Planted: Sep 11, 2013 | Summit Grove Park Thorton, CO | Adams | 7.2 | |
| PRA GirlScous (3) | — | Adoptable Planted: Apr 13, 2013 | East Lake Reservoir Thornton, CO | Adams | 8 | |
| PRA GirlScous (3) | — | Adoptable Planted: Apr 13, 2013 | East Lake Reservoir Thornton, CO | Adams | 8 | |
| PRA GirlScous (3) Retired 3: Apr 6, 2016 | — | Adoptable Planted: Apr 13, 2013 | East Lake Reservoir Thornton, CO | Adams | 8 | |
| SS Adventurer Missing: May 14, 2014 | — | Adoptable Planted: Oct 14, 2012 | Eastlake Reservoir 3 Thornton, CO | Adams | 8 | |
| The Snail (Replanted 04/20/2009) Attempted: May 6, 2010 | — | Adoptable Planted: Feb 23, 2008 | Northglenn, CO | Adams | 10.5 | |
| Nintendo Stars: Kirby Missing: Jun 20, 2012 | — | Adoptable Planted: May 8, 2011 | Harney park Firestone, CO | Weld | 10.7 | |
| Mariquita Retired: Apr 6, 2016 | — | Adoptable Planted: Sep 8, 2013 | 13705 Star Creek Drive Broomfield, CO | Bent | 11 | |
| "Lady of the Lake" Retired: Aug 6, 2011 | — | Xanadu Planted: Aug 8, 2009 | Thornton, CO | Adams | 11.4 | |
| Cat in the Hat Colorado Retired: Apr 6, 2016 | — | Adoptable Planted: Jul 16, 2009 | Thornton, CO | Adams | 11.4 | |
| Higher Powered Letterbox Found: Mar 25, 2008 | — | Adoptable Planted: Apr 28, 2007 | Thornton, CO | Adams | 11.4 | |
| Molly Dog Missing: May 24, 2013 | — | Adoptable Planted: Aug 26, 2010 | Thornton, CO | Adams | 11.4 | |
| Signal Trail Retired: Jan 17, 2014 | — | Adoptable Planted: Apr 28, 2007 | Thornton, CO | Adams | 11.4 | |
| Clear Creek Found: Oct 11, 2012 | — | Adoptable Planted: Apr 25, 2009 | Commerce City, CO | Adams | 13.6 | |
| Samurai Retired: Apr 6, 2016 | — | Adoptable Planted: Feb 24, 2009 | Commerce City, CO | Adams | 13.6 | |
| Being Prepared for 100 Years Found: Sep 28, 2019 | — | Adoptable Planted: Jan 15, 2011 | ???? Lafayette, CO | Boulder | 14.2 | |
| Birthday Girl Box Retired: Apr 6, 2016 | — | Adoptable Planted: Jul 11, 2007 | Lafayette, CO | Boulder | 14.3 | |
| Chubble Attempted: Jun 9, 2007 | — | Adoptable Planted: Feb 11, 2007 | Lafayette, CO | Boulder | 14.3 | |
| Elusive Venus Missing: Sep 2, 2013 | — | Adoptable Planted: May 5, 2010 | Lafayette, CO | Boulder | 14.3 | |
| His Daytime Resting Place Retired: Mar 30, 2013 | — | Adoptable Planted: Oct 26, 2005 | Lafayette, CO | Boulder | 14.3 | |
| John's First Birthday box Missing: Apr 6, 2016 | — | Adoptable Planted: Aug 27, 2008 | Lafayette, CO | Boulder | 14.3 | |
| Outliers: Tundra Swan Found: Oct 13, 2013 | — | Adoptable Planted: Jul 3, 2011 | Lafayette, CO | Boulder | 14.3 | |
| The "Box" Series (4) Attempted 4: Aug 1, 2014 | — | Adoptable Planted: Aug 9, 2009 | Lafayette, CO | Boulder | 14.3 | |
| Underground World Found: Sep 28, 2019 | — | Adoptable Planted: Mar 26, 2008 | Lafayette, CO | Boulder | 14.3 | |
| Day of the Dead Letterbox #1: for our Moms Found: Aug 29, 2015 | — | Adoptable Planted: Dec 1, 2014 | Bella Frida Store Louisville, CO | Boulder | 14.3 | |
| Lafayette Tudor Rose | — | ST-Ranger Planted: Sep 28, 2019 | 171 W Baseline Rd, Lafayette, CO Lafayette, CO | Boulder | 14.4 | |
| Aspire Higher Found: Jan 8, 2009 | — | Adoptable Planted: Aug 18, 2007 | Broomfield, CO | Boulder | 14.8 | |
| GAQLBE08 Mountain to Mountain Attempted: Aug 10, 2013 | — | Front Range Hiker Planted: Oct 4, 2008 | Broomfield, CO | Bent | 14.8 | |
| Grouron Jack's Found: Sep 7, 2013 | — | Adoptable Planted: Oct 4, 2010 | Broomfield, CO | Bent | 14.8 | |
| In The Buff Attempted: Aug 10, 2013 | — | Adoptable Planted: May 5, 2010 | Broomfield, CO | Bent | 14.8 | |
| The Bridge at Willow Run Attempted: Sep 7, 2013 | — | Adoptable Planted: Aug 5, 2010 | Broomfield, CO | Bent | 14.8 | |
| Treasure at the Lake Found: Aug 16, 2010 | — | Adoptable Planted: Oct 7, 2009 | Broomfield, CO | Bent | 14.8 | |
| Hot Lips Found: Aug 17, 2013 | — | Adoptable Planted: Jul 4, 2013 | Coal Creek Trail Lafayette, CO | Boulder | 15.1 | |
| BIG DRY CREEK (2) Found 2: Apr 7, 2007 | — | Adoptable Planted: Sep 5, 2005 | Westminster, CO | Adams | 15.4 | |
| Big Dry Creek Missing: Apr 6, 2016 | — | Adoptable Planted: May 18, 2008 | Westminster, CO | Adams | 15.4 | |
| Butterfly Garden Letterbox Missing: Apr 1, 2023 | — | Dr. Net Planted: Feb 15, 2010 | Westminster, CO | Jefferson | 15.4 | |
| Eagle Eyes (2) Found 2: Feb 22, 2009 | — | Adoptable Planted: Feb 4, 2006 | Westminster, CO | Jefferson | 15.4 | |
| Eagle Feather at McKay Lake Retired: Aug 6, 2011 | — | Xanadu Planted: Apr 28, 2008 | Westminster, CO | Adams | 15.4 | |
| Home Farm | — | Adoptable Planted: Oct 25, 2006 | Westminster, CO | Adams | 15.4 | |
| Horton Hears a Who Found: Mar 24, 2014 | — | Adoptable Planted: Aug 3, 2009 | Westminster, CO | Adams | 15.4 | |
| I Found Rosie Retired: Jun 3, 2013 | — | The Woodshed Planted: Not specified | Westminster, CO | Adams | 15.4 | |
| I'm MAD but I'm not worried Retired: Apr 6, 2016 | — | Adoptable Planted: Apr 23, 2009 | Westminster, CO | Adams | 15.4 | |
| Nala Awaits Her Beau Retired: Apr 6, 2016 | — | The Woodshed Planted: Not specified | Westminster, CO | Adams | 15.4 | |
| RIP Jennifer #1: To See How We’re Ending Our Last Found: Jul 4, 2016 | — | Freelance Mystic Planted: May 21, 2011 | Westminster, CO | Adams | 15.4 | |
| Singing Daisy Retired: Apr 6, 2016 | — | The Woodshed Planted: Not specified | Westminster, CO | Adams | 15.4 | |
| Singing Donald Found: Jul 11, 2014 | — | The Woodshed Planted: Not specified | Westminster, CO | Adams | 15.4 | |
| The Purloined Pig Attempted: Nov 22, 2008 | — | Adoptable Planted: Oct 13, 2007 | Westminster, CO | Adams | 15.4 | |
| This Way 2009 Feet Retired: Jan 17, 2014 | — | Adoptable Planted: Jan 1, 2009 | Westminster, CO | Adams | 15.4 | |
| You Spin Me Round Missing: Sep 2, 2013 | — | Adoptable Planted: Apr 16, 2010 | Westminster, CO | Adams | 15.4 | |
| Library Mania! Sam Gary-Stapleton Retired: Apr 6, 2016 | — | Adoptable Planted: May 27, 2013 | 2961 Roslyn St, Northeast Denver, CO Denver, CO | Denver | 16.2 | |
| Celtic Harp Found: Jun 30, 2018 | — | Front Range Hiker Planted: Apr 19, 2006 | Louisville, CO | Boulder | 16.5 | |
| This Way 2011 Feet Retired: Jan 17, 2014 | — | Adoptable Planted: Jan 29, 2011 | Louisville, CO | Boulder | 16.5 | |
| Lazy Labyrinth Found: Mar 15, 2015 | — | Adoptable Planted: Dec 28, 2014 | historic main street area (73rd) Wesminster, CO | Adams | 16.6 | |
| Dragon of God that is a Man | — | Adoptable Planted: May 19, 2008 | Globeville, CO | Denver | 16.6 | |
| Furnace Hill #4 | — | Adoptable Planted: Oct 11, 2014 | Holly Hall Denver, PA | Lancaster | 16.7 | |
| Sandstone Found: Jul 26, 2013 | — | Adoptable Planted: Nov 13, 2012 | Sandstone Ranch Visitors Center Longmont, CO | Weld | 16.7 | |
| Lakeside Journey Found: Jun 21, 2012 | — | Adoptable Planted: Dec 29, 2010 | 98th Ave and Kline St Westminster, CO | Jefferson | 17.1 | |
| RubberDuck804's first Letterbox | — | RubberDuck804 Planted: Jul 4, 2021 | highways pampering overtly Arvada, CO | Jefferson | 17.3 | |
| Launch Pad Brewery Found: Jan 15, 2022 | — | Silver Eagle Planted: Jun 19, 2021 | Aurora, CO | Arapahoe | 17.7 | |
| The Dreamer Found: Jun 20, 2016 | — | Adoptable Planted: Jan 9, 2009 | Aurora, CO | Arapahoe | 17.7 | |
| Bird and Berry RETIRED (2) Retired 2: Feb 9, 2016 | — | Adoptable Planted: Apr 4, 2004 | Aurora, CO | Arapahoe | 17.7 | |
| Blackbeard's Treasure ** Removed 2-Jan-2011 ** Found: Sep 6, 2009 | — | Puzzle Pirates Planted: Jun 3, 2006 | Aurora, CO | Arapahoe | 17.7 | |
| Coyote Canter Letterbox Found: Aug 28, 2010 | — | Adoptable Planted: Jun 20, 2003 | Aurora, CO | Arapahoe | 17.7 | |
| Golden Bridge Found: Sep 22, 2007 | — | Adoptable Planted: Jul 19, 2007 | Aurora, CO | Denver | 17.7 | |
| Great Horned Owl Found: Jan 15, 2012 | — | Adoptable Planted: Jun 27, 2011 | Aurora, CO | Denver | 17.7 | |
| Kiwi Camper Junior *** Removed 2-Jan-2011 *** Found: Nov 30, 2010 | — | Puzzle Pirates Planted: Aug 18, 2009 | Aurora, CO | Arapahoe | 17.7 | |
| Kiwi Camping in Colorado Found: Jun 20, 2006 | — | Adoptable Planted: Jan 30, 2005 | Aurora, CO | Arapahoe | 17.7 | |
| Mischief Moonlight Music Attempted: Sep 7, 2020 | — | Adoptable Planted: Jun 26, 2008 | Aurora, CO | Arapahoe | 17.7 | |
| Sod Village Pioneer Adventure Found: Aug 28, 2010 | — | Adoptable Planted: Jun 20, 2003 | Aurora, CO | Arapahoe | 17.7 | |
| The Hoops Found: Jul 17, 2012 | — | Adoptable Planted: Feb 12, 2009 | Aurora, CO | Arapahoe | 17.7 | |
| Tipi Trek Attempted: Jul 1, 2006 | — | Adoptable Planted: Jun 20, 2003 | Aurora, CO | Arapahoe | 17.7 | |
| City Park Butterfly Attempted: Oct 11, 2016 | — | Adoptable Planted: Dec 14, 2014 | City Park Denver, CO | Denver | 17.9 | |
| City Park Sheep Attempted: Jan 7, 2018 | — | Adoptable Planted: Dec 14, 2014 | City Park Denver, CO | Denver | 17.9 | |
| Buffalo roam Found: May 4, 2014 | — | Adoptable Planted: Nov 19, 2012 | Longmont Museum Longmont, CO | Boulder | 18.4 | |
| Library Mania! Woodbury Missing: Aug 20, 2014 | — | Adoptable Planted: Jun 10, 2013 | 3265 Federal Blvd, Denver, CO Denver, CO | Denver | 18.9 | |
| Arbor Fish Attempted: Oct 2, 2011 | — | Adoptable Planted: Apr 26, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Butterfly at the Lake Retired: Apr 6, 2016 | — | Adoptable Planted: Jun 16, 2011 | Arvada, CO | Jefferson | 18.9 | |
| City Kitty Attempted: Jun 21, 2012 | — | Adoptable Planted: Jun 20, 2007 | Arvada, CO | Jefferson | 18.9 | |
| Hackberry Hawks Attempted: Sep 10, 2010 | — | Adoptable Planted: Apr 23, 2009 | Arvada, CO | Jefferson | 18.9 | |
| its a literate world Retired: Apr 10, 2015 | — | Adoptable Planted: Sep 16, 2006 | Arvada, CO | Jefferson | 18.9 | |
| La Chascona Found: Jul 2, 2012 | — | Adoptable Planted: Apr 25, 2010 | Arvada, CO | Jefferson | 18.9 | |
| Ladybug (Arvada, CO) Retired: Apr 6, 2016 | — | Adoptable Planted: Jun 21, 2011 | Arvada, CO | Jefferson | 18.9 | |
| Our Favorite Things: Paige Retired: Apr 6, 2016 | — | Adoptable Planted: May 3, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Our Favorite Things: Rebecca Found: Sep 4, 2014 | — | Adoptable Planted: May 3, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Our Favorite Things: Rick Found: Apr 26, 2010 | — | Adoptable Planted: May 3, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Our Favorite Things: Sabra and Shiloh Found: Feb 6, 2010 | — | Adoptable Planted: May 3, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Our Favorite Things: Sara Found: Sep 4, 2014 | — | Adoptable Planted: May 3, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Rocky Mountain Sunset Attempted: Jul 4, 2016 | — | Adoptable Planted: Nov 28, 2008 | Arvada, CO | Jefferson | 18.9 | |
| School Daze: Math Attempted: Jul 4, 2016 | — | Adoptable Planted: Apr 22, 2009 | Arvada, CO | Jefferson | 18.9 | |
| School Daze: Science Retired: Apr 6, 2016 | — | Adoptable Planted: Apr 22, 2009 | Arvada, CO | Jefferson | 18.9 | |
| School Daze: Social Studies Retired: Apr 6, 2016 | — | Adoptable Planted: Apr 22, 2009 | Arvada, CO | Jefferson | 18.9 | |
| Scooby Doo - Adventure #2 Retired: Apr 6, 2016 | — | Front Range Hiker Planted: May 5, 2007 | Arvada, CO | Jefferson | 18.9 |