Nearby Letterboxes
Note that distance is dependent on the accuracy of each clue, typically city center.
(200 listings)
| Letterbox Name | Clue Owner | Location | County | Distance | Est. Hike | |
|---|---|---|---|---|---|---|
| One Tree Hill | Adoptable | Hayward, CA | Alameda | 0.0  |
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| fairmont ridge (2) | Adoptable | Castro Valley, CA | Alameda | 1.8 |
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| It's a Walk in the Park! | Kudichan | Castro Valley, CA | Alameda | 3.7  |
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| Candyland (7) | Nature Hikers | Union City, CA | Alameda | 5.2 |
1-2 mi | |
| Joli Lac Chabot | Adoptable | San Leandro, CA | Alameda | 5.3  |
? | |
| East Bay Trail | Adoptable | San Leandro, CA | Alameda | 5.6 |
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| Icons for California -- San Leandro | Adoptable | San Leandro, CA | Alameda | 5.6 |
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| Cars 2 (An Abbreviated Tale) (4) | Nature Hikers | Union City, CA | Alameda | 5.6 |
.5 mi | |
| Harry Potter (Book 1) (5) | Nature Hikers | Oakland, CA | Alameda | 6.2 |
2-3 mi | |
| GISHWHES Spoonie Box | AeliaTKC | Fremont, CA | Alameda | 6.6 |
.5 mi | |
| gingerbreadman | Adoptable | Dublin, CA | Alameda | 8.3 |
? | |
| Plant Communities: Central Oak Woodland (5) | Adoptable | San Ramon, CA | Contra Costa | 9.5 |
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| Astonishing Creatures: the Monarch Migration | Adoptable | Fremont, CA | Alameda | 9.7 |
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| Ardenwood Farm Train | Adoptable | Fremont, CA | Alameda | 9.7 |
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| Coyote Hills Box | Adoptable | Fremont, CA | Alameda | 9.7 |
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| Golden Heron | Nature Hikers | Fremont, CA | Alameda | 9.7 |
.1 mi | |
| Extinct Megafauna of the Bay Area: Saber-Toothed Cat | Nature Hikers | Fremont, CA | Alameda | 9.7 |
1 mi | |
| Mad Libs Game 1 | Nature Hikers | Fremont, CA | Alameda | 9.7 |
.5 mi | |
| Grateful Dead Series #1 - He's Gone | Adoptable | Pleasanton/Sunol, CA | Alameda | 10.9 |
? | |
| Crustacean Inlet (2) | Princess Lea | Alameda, CA | Alameda | 11.0 |
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| Lunar New Year (7) | Princess Lea | Alameda, CA | Alameda | 11.0 |
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| Aeroplane Pilot | Sarah Bee | Alameda, CA | Alameda | 11.0 |
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| Webster Tube Wheelie | Kudichan | Alameda, CA | Alameda | 11.0 |
? | |
| Revolutionary Heroes of the Oakland Hills | Adoptable | Oakland, CA | Alameda | 11.1 |
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| Come Out And Play | Nature Hikers | Pleasanton, CA | Alameda | 11.1 |
.1 mi | |
| Short walk to sunshine | Adoptable | Pleasanton, CA | Alameda | 11.1 |
? | |
| State of Giving | Adoptable | Pleasanton, CA | Alameda | 11.2 |
? | |
| Parks Rock | GreenGrlz | Pleasanton, CA | Alameda | 11.2 |
? | |
| Pleasanton Ridge (6) | Coyotl Clan | Pleasanton, CA | Alameda | 11.3 |
? | |
| Hiking to Hades | Wisconsin Hiker | Danville, CA | Contra Costa | 11.5 |
1-2 mi | |
| #AwesomeSilvercorns | Troop31019 | Pleasanton, CA | Alameda | 11.5 |
? | |
| Icons for California -- Saint Mary | Adoptable | Moraga, CA | Contra Costa | 11.8 |
? | |
| GnOOOMMMes (3) | Kudichan | Oakland, CA | Alameda | 12.9 |
? | |
| TILT-a-Twirl | Kudichan | Alameda, CA | Alameda | 12.9 |
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| #TrollTollLetterBox | Adoptable | Fremont, CA | Alameda | 13.2 |
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| #LoveGrowsHereLetterBox | Adoptable | Fremont, CA | Alameda | 13.2 |
? | |
| My First Plant | Kudichan | Oakland, CA | Alameda | 13.3 |
? | |
| Piedmont Girl Scouts | GStroop33587 | Piedmont, CA | Alameda | 13.4 |
1 mi | |
| Survivor: The Amazon (4) | Princess Lea | Oakland, CA | Alameda | 14.0 |
? | |
| The Sign of the Twisted Candles | Princess Lea | Oakland, CA | Alameda | 14.0 |
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| Museum of Modern Art | Princess Lea | Oakland, CA | Alameda | 14.0 |
? | |
| Huckleberry (2) | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Volcano | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Who Goes There? (5) | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Line Alien | Princess Lea | Oakland, CA | Alameda | 14.0 |
? | |
| Tres Grande Rocas | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Huckleberry Preserve (2) | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Who Knew? | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Morcom Rose Garden | Whirly-Girl Wanna Be | Oakland, CA | Alameda | 14.0 |
? | |
| The Four Animals (4) | Adoptable | Oakland, CA | Alameda | 14.0 |
? | |
| Run for the Roses | Kudichan | Oakland, CA | Alameda | 14.0 |
? | |
| Highly Logical Microbox | Kudichan | Oakland, CA | Alameda | 14.0 |
? | |
| Extinct Megafauna of the Bay Area: Giant Ground Sloth | Nature Hikers | Oakland, CA | Alameda | 14.0 |
.5 mi | |
| "H"is for HILLER Aviation Museum | Adoptable | San Carlos, CA | San Mateo | 14.3 |
? | |
| Last Doughboy Home | Baby Bear | Kerrville, TX | Kerr | 14.4 |
.1 mi | |
| Troop 61736 | BrowniesTroop | San Mateo, CA | San Mateo | 14.7 |
? | |
| Eaton Park: Stumped | Adoptable | San Carlos, CA | San Mateo | 14.9 |
? | |
| Only one room? | suncassie | Pleasanton, CA | Alameda | 15.2 |
.1 mi | |
| In The Hollow | look for more trains | San Mateo, CA | San Mateo | 15.3 |
? | |
| "Pura Vida" | Adoptable | Redwood City, CA | San Mateo | 15.3 |
? | |
| Born in the USA | Adoptable | San Mateo, CA | San Mateo | 15.3 |
? | |
| Duck, Duck, Goose | Nature Hikers | Redwood City, CA | San Mateo | 15.3 |
.1 mi | |
| Take A Hike Letterbox | Adoptable | Richmond - Orinda, CA | Contra Costa | 15.4 |
? | |
| Yo Ho, Yo Ho, A Pirate's Life For Me (2) | Tara | Richmond/Orinda, CA | Contra Costa | 15.4 |
? | |
| Lake View at Tilden Park (2) | pawca | Orinda, CA | Contra Costa | 15.4 |
? | |
| Frolicsome Frog | Grumpy Grinch | Orinda, CA | Contra Costa | 15.4 |
? | |
| Fish Ranch | Adoptable | Orinda, CA | Contra Costa | 15.4 |
? | |
| orinda encina | fleetwood7 | orinda, CA | Contra Costa | 15.4 |
? | |
| Pinewood Derby | Adoptable | Orinda, CA | Contra Costa | 15.4 |
? | |
| Finding Finley | suncassie | Pleasanton, CA | Alameda | 15.6 |
1-2 mi | |
| Ladies' Little Letterbox | tunibell | San Carlos, CA | San Mateo | 15.7 |
? | |
| Peetnik | Adoptable | Menlo Park, CA | San Mateo | 15.9 |
? | |
| Baylands Memory | The Weathergleams | Palo Alto, CA | Santa Clara | 16.0 |
? | |
| The Cranky Donkey | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
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| The Dish | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
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| Lake Little Lake | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
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| Godzilla's Nemesis | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
? | |
| Never Squat With Your Spurs On | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
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| Dusk to Dawn | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
? | |
| What can come from a carpool? | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
? | |
| Flutter-By | Adoptable | Palo Alto, CA | Santa Clara | 16.0 |
? | |
| Print Public Box 2 | Adoptable | Oakland, CA | Alameda | 16.3 |
? | |
| Castle Rock | Adoptable | Walnut Creek, CA | Contra Costa | 16.4 |
? | |
| New Years on Mt. Diablo | Adoptable | Walnut Creek, CA | Contra Costa | 16.4 |
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| Castle Rock...Not for the feint of heart hike! | Adoptable | Walnut Creek, CA | Contra Costa | 16.4 |
? | |
| Dig Dug | Adoptable | Walnut Creek, CA | Contra Costa | 16.4 |
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| Parkmead Panthers | Adoptable | Walnut Creek, CA | Contra Costa | 16.4 |
? | |
| Walnut Creek Intermediate Squires | Adoptable | walnut Creek, CA | Contra Costa | 16.4 |
? | |
| "A" is for AIRPLANE | Adoptable | Menlo Park, CA | San Mateo | 16.5 |
? | |
| What Is It? (letterbox/geocache hybrid) | agltbialik | Burlingame, CA | San Mateo | 16.5 |
? | |
| Harry Potter (Book 2) (4) | Nature Hikers | Belmont, CA | San Mateo | 16.5 |
1-2 mi | |
| Take me to the Dog Park | Adoptable | Mountain View, CA | Santa Clara | 16.6 |
? | |
| Print Public Box 3 | Adoptable | Oakland, CA | Alameda | 16.6 |
? | |
| Print Public Box 4 | Adoptable | Oakland, CA | Alameda | 16.6 |
? | |
| SFO | Adoptable | Burlingame, CA | San Mateo | 16.7 |
? | |
| Morgan Territory Boxes 1&2 (2) | Coyotl Clan | Livermore, CA | Alameda | 17.1 |
? | |
| Livermore: The Movie | Adoptable | Livermore, CA | Alameda | 17.1 |
? | |
| Motion Machine | Grumpy Grinch | Livermore, CA | Alameda | 17.1 |
? | |
| Pine Tree Island | Adoptable | Livermore, CA | Alameda | 17.1 |
? | |
| Armadillo Milly | Adoptable | Livermore, CA | Alameda | 17.1 |
? | |
| Brushy Peak (2) | Adoptable | Livermore, CA | Alameda | 17.1 |
? | |
| Birthday | Pebbles | Livermore, CA | Alameda | 17.1 |
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| Print Public Box 1 | Adoptable | Berkeley, CA | Alameda | 17.1 |
? | |
| Literary Treasure | Henshaw | Berkeley, CA | Alameda | 17.2 |
? | |
| North Bound 5 Road Trip: Conversation Piece #3 | Adoptable | where ever ..., CA | Merced | 17.2 |
? | |
| South Bound 5 Road Trip: Conversation Piece #1 | Adoptable | where ever ..., CA | Merced | 17.2 |
? | |
| Brownie Troop 62727 | Troop62727 | Alviso, CA | Santa Clara | 17.2 |
.1 mi | |
| Hangman Game 10 | Silver Eagle | Millbrae, CA | San Mateo | 17.4 |
? | |
| Recycle! Re-Use! Renew! | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Aquatic Birds -- The Bufflehead | Adoptable | Berkeley, CA | Alameda | 17.5 |
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| Frederick Hink Park - Easter 2017 | Yosemite MJD | Berkeley, CA | Alameda | 17.5 |
? | |
| Great Stoneface Park | Yosemite MJD | Berkeley, CA | Alameda | 17.5 |
? | |
| Clark Kerr #1 (Coutyard) [Still there as of June, | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Hekate's Torch | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Darcy Farrow | John Valjean | Brisbane, CA | San Mateo | 17.5 |
? | |
| Life is a Rose | Adoptable | Berkeley, CA | Alameda | 17.5 |
.5 mi | |
| Jewel Lake Redwoods | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Mortar Rock | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Rancho Cordonices | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Candlebat's Signature Series (2) | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| Arcata's Letterbox at Jewel Lake | Adoptable | Berkeley, CA | Alameda | 17.5 |
? | |
| GISHWHES- Castiel's Cronies Halloween Box | GISHWHES Castiels Cronies | Berkeley, CA | Alameda | 17.5 |
.1 mi | |
| Timber! | RedwoodAvery | Stanford, CA | Santa Clara | 17.5 |
.1 mi | |
| Crossroads | Adoptable | Hillsborough, CA | San Mateo | 17.6 |
? | |
| Jepson Laurel | Adoptable | Hillsborough, CA | San Mateo | 17.6 |
? | |
| 4-11-44 Traveler | Adoptable | Hillsborough, CA | San Mateo | 17.6 |
? | |
| Sarah's Window | Adoptable | Sunnyvale, CA | Santa Clara | 17.6 |
? | |
| JewelLakeTilden (2) | Adoptable | Berkeley, CA | Alameda | 17.8 |
? | |
| Ship Shape Shifting Time (2) | Adoptable | San Francisco, CA | San Francisco | 17.8  |
? | |
| aMAZEing | Adoptable | South San Francisco, CA | San Mateo | 17.9 |
? | |
| Cordonices Creek | Adoptable | Berkeley, CA | Alameda | 17.9 |
? | |
| Bay shore Roundhouse | Schpug Family | Brisbane, CA | San Mateo | 18.0 |
? | |
| Harry Potter Horcrux 6 | Adoptable | Hillsborough, CA | San Mateo | 18.1 |
? | |
| Sweeney Ridge | Adoptable | San Bruno, CA | San Mateo | 18.3 |
? | |
| Hangman Game 12 | Silver Eagle | San Bruno, CA | San Mateo | 18.3 |
? | |
| YPS - Yam Postal Service | Adoptable | South San Francisco, CA | San Mateo | 18.3 |
? | |
| GISHWHES 2017 - ThePizzamanCometh | Mindy M Pile | San Francisco, CA | San Francisco | 18.3 |
.1 mi | |
| Egg Hunt 1 | Little Bunny Foo Foo | Mountain View, CA | Santa Clara | 18.4 |
? | |
| Rainbows and Unicorns | Adoptable | Martinez, CA | Contra Costa | 18.6 |
? | |
| Prima Materia | Adoptable | Berkeley, CA | Alameda | 18.7 |
? | |
| Prima Materia 2 | Adoptable | Berkeley, CA | Alameda | 18.7 |
? | |
| Steam Train Trail | Adoptable | Berkeley, CA | Alameda | 18.7 |
? | |
| Dynasty | Adoptable | woodside, CA | San Mateo | 19.0 |
? | |
| Jumble Game 16 | Silver Eagle | Woodside, CA | San Mateo | 19.0 |
? | |
| Little Cat Steps | Kudichan | Woodside, CA | San Mateo | 19.0 |
? | |
| Diving Fishes | Kudichan | Woodside, CA | San Mateo | 19.0 |
? | |
| Gear up on Mushrooms! | Adoptable | South San Francisco, CA | San Mateo | 19.1 |
? | |
| Nemotopia | Adoptable | Los Altos, CA | Santa Clara | 19.1 |
? | |
| Bulb Monkey | Parfum Sacre | Albany, CA | Alameda | 19.2 |
? | |
| The California Welcoming Committee | Adoptable | Albany, CA | Alameda | 19.2 |
? | |
| The Bombinating Beast | Nature Hikers | Mountain View, CA | Santa Clara | 19.2 |
.1 mi | |
| Briones - Blue Oak | Adoptable | Pleasant Hill, CA | Contra Costa | 19.3 |
? | |
| Dino Hill | Adoptable | Pleasant Hill, CA | Contra Costa | 19.3 |
? | |
| I Left in San Francisco! | Adoptable | Pleasant Hill, CA | Contra Costa | 19.3 |
? | |
| Fly Me To the Moon! | Adoptable | Pleasant Hill, CA | Contra Costa | 19.3 |
? | |
| Hallelujah! | sun7flour | Mountain View, CA | Santa Clara | 19.3 |
? | |
| Princess Cupcake | Adoptable | Pleasant Hill, CA | Contra Costa | 19.4 |
? | |
| LTA | The Weathergleams | Mountain View, CA | Santa Clara | 19.5 |
? | |
| Kite Flying | Adoptable | Mountain View, CA | Santa Clara | 19.5 |
? | |
| Learn to Golf | Adoptable | Mountain View, CA | Santa Clara | 19.5 |
? | |
| "Happy Hour" | Adoptable | Mountain View, CA | Santa Clara | 19.5 |
? | |
| Burrito Triangle | sun7flour | Mountain View, CA | Santa Clara | 19.5 |
? | |
| Harry Potter Horcrux 4 | Adoptable | San Francisco, CA | San Francisco | 19.5 |
? | |
| s0mewh3r3 | KaZaSt | Mountain View, CA | Santa Clara | 19.5 |
? | |
| I'm only happy when it rains | Little Bunny Foo Foo | mountain view, CA | 19.5 |
? | ||
| Spotting a Bald Eagle | Nature Hikers | Milpitas, CA | Alameda | 19.6 |
.5 mi | |
| Blackberry Gully | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| The Eruption | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| Letterbox in a Box | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| Dumbledore's Army: Still Recruiting! | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| Old Woman in the Woods (3) | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| The Deathly Hallows:Tale of The Three Brothers | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| Trilogy: The Teapots Strike Back | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| The Orchid | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| The Book Club - Atlas Shrugged | Adoptable | Los Altos, CA | Santa Clara | 19.7 |
? | |
| Where the Buffalo Roam | Princess Lea | San Francisco, CA | San Francisco | 19.9 |
? | |
| The Black Bird | Princess Lea | San Francisco, CA | San Francisco | 19.9 |
? | |
| San Francisco Landmarks Series (3) | Tara | San Francisco, CA | San Francisco | 19.9 |
? | |
| greener pastures | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| San Francisco Columbarium Letterbox | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Dia de los Muertos or Day of the Dead | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Sound Waves | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Off to See the Wizard | Chrissy | San Francisco, CA | San Francisco | 19.9 |
? | |
| Fly High, Fly Low | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Mission San Francisco de Asis | Sierra Sally | San Francisco, CA | San Francisco | 19.9 |
? | |
| Cabinet of Curiosities: Ammonitida | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Our favorite workout place | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Cabinet of Curiosities: Nudibranchia | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Cabinet of Curiosities: Chelonia | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Cabinet of Curiosities: Raphus cucullatus | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Harvey M | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Cabinet of Curiosities: Avian Airship | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Earth Day: Plant a Tree | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
? | |
| Trout Fishing | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
? | |
| Our Lady of the Letterbox (4) | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
? | |
| EL SOL | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
? | |
| Auspicious | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
? | |
| Lands End Forest (6) | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| Skulls and Surfers | Adoptable | San Francisco, CA | San Francisco | 19.9 |
? | |
| The 19th Hole | SuziLivvi | San Francisco, CA | San Francisco | 19.9 |
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