Central Maryland Letterboxes

Sort by Placement Date

(270 listings)

Box NameClue OwnerNearby CityCounty    Est. Hike
Maple Leaf Rick_in_Boca ???, MD Anne Arundel?
Annapolis:Sailing Capital Adoptable Annapolis, MD Anne Arundel?
Bay Bridge wood thrush Annapolis, MD Anne Arundel?
Play ball series (8) Adoptable Annapolis, MD Anne Arundel?
This is AACC! Team Zyla Arnold, MD Anne Arundel?
Dark Pumpkin GSLeaderMD Crofton, MD Anne Arundel?
Halloween Heart GSLeaderMD Crofton, MD Anne Arundel?
Reach the Beach (2) Five Terps Crofton, MD Anne Arundel?
Scaredy Cat GSLeaderMD Crofton, MD Anne Arundel?
Surfing in USA GSLeaderMD Crofton, MD Anne Arundel?
Whale of a Hunt Crofton Cacher Crofton, MD Anne Arundel?
A Face Among the Trees, MD Fair (Its back!) Woodwoses Crownsville, MD Anne Arundel?
MD Ren' Faire 2006 (3) Scarab Crownsville, MD Anne Arundel?
Airport Park Peek A Boo Team Zyla Glen Burnie, MD Anne Arundel?
BWI Trail Bill & Craig Glen Burnie, MD Anne Arundel?
Rita's Linthicum Qingwaa Linthicum, MD Anne Arundel?
HappyBirthday Box Surshire Millersville, MD Anne Arundel?
Sprawl Lake Saluda579 Odenton, MD Anne Arundel?
McBrides Retainer Team Zyla Severna Park, MD Anne Arundel?
Avalon Patapsco River Walk (6) Camp Briller Avalon Area, MD Baltimore?
horses MaKaKy Baldwin, MD Baltimore?
Squeakers MaKaKy Baldwin, MD Baltimore?
Babe Ruth Silver Eagle Baltimore, MD Baltimore?
Marshy Point Nature Center Steve Baltimore, MD Baltimore?
Park Rangers' Shorebird Cyaneus Baltimore, MD Baltimore?
Cindy's Qingwaa Catonsville, MD Baltimore?
God is Always with Me Qingwaa Catonsville, MD Baltimore?
Maryland is OK, too!!! DS Catonsville, MD Baltimore?
Poppy's Bar-b-que Grill lookin4moose Catonsville, MD Baltimore?
Raindrops keep fallin on my Head MothrNatr1 Catonsville, MD Baltimore?
Summer Olympic Games Series (7) Whisper Foot Catonsville, MD Baltimore?
We Love to Play Bandit's family Catonsville, MD Baltimore?
A Little Mink Front Range Hiker Cockeysville, MD Baltimore?
Life's Little Adventure twokitties Cockeysville, MD Baltimore?
Maryland Black Eyed Susan Painterly and 46R Cockeysville, MD Baltimore?
The Viceroy Cyaneus Cockeysville, MD Baltimore?
Cedric Daniels Otis' Friends Daniels, MD Baltimore?
Daniels' Universal Horror (3) Saluda579 Daniels, MD Baltimore?
Marriage box Marriage box elkridge, MD Baltimore?
Rockburn Branch (HLRG) (5) HLRG Wood Thrush Elkridge, MD Baltimore?
Number Nine Trolley wood thrush Ellicott City, MD Baltimore?
Granite (3) wood thrush Granite, MD Baltimore?
Gunpowder trail Adoptable Hereford, MD Baltimore?
The Mosquito Killer twinboxes Hunt Valley, MD Baltimore?
Gunpowder Falls #1 - The Lost Pond Adoptable Kingsville, MD Baltimore?
Monkton Monkey heartrocks Monkton, MD Baltimore?
Northern Central Railroad Adventure (4) Gunpowder Falls Monkton, MD Baltimore?
Magic Wanderers Box # 1. Magic Wanderers Oella, MD Baltimore?
Brownie's Letterbox Rowan Weber Overlea-Fullerton, MD Baltimore?
Lillian's Box Rowan Weber Overlea-Fullerton, MD Baltimore.1 mi
Serpentine Barrens wood thrush Owings Mills, MD Baltimore?
Faery Hearts and Flowers (2) Music Boxers Parkton, MD Baltimore?
The River Song Music Boxers Parkton, MD Baltimore?
Picnic in the Park-Maryland (3) Mud Puppies Parkville, MD Baltimore?
A Hike by the Stream (2) The Clue Finders Perry Hall, MD Baltimore?
Gunpowder Critter Midnight Boxer Perry Hall, MD Baltimore?
What's Your Fetish? (5) Whisper Foot Perry Hall, MD Baltimore?
Dave's Favorite VW lookin4moose Reisterstown, MD Baltimore?
“Run, Kathleen, Run!” brewman2015 Towson, MD Baltimore?
Be More Yours (3) BeMoreYours Baltimore, MD Baltimore city?
Gwynns Falls Mill Race Sunny Sal Baltimore, MD Baltimore city?
Hairspray Letterbox realroadrunner Baltimore, MD Baltimore city?
Flower Power at Cylburn monika baltimore city, MD Baltimore city?
Herring Run brewman2015 Baltimore City, MD Baltimore city?
Three Brothers Chicky Baltimore City, MD Baltimore city?
Bay Box Mother Duck Chesapeake Beach, MD Calvert?
STAR Stardancer Lusby, MD Calvert?
Fanciful Fairies Letterbox annmariearts Solomons, MD Calvert?
Furry Friends Letterbox annmariearts Solomons, MD Calvert?
Leafy Letterbox annmariearts Solomons, MD Calvert?
Chestnut Rose Petals St. Leonard, MD Calvert?
Samted letterbox Adoptable baltimore, MD Carroll?
Shadowfax Hiking Vikings Eldersburg, MD Carroll.5 mi
Old Man Rufus PKBrock Marriotsville, MD Carroll?
Scary-Clown-In-The-Box JeLyBean Marriotsville, MD Carroll?
Charlie's Best Friend Qingwaa Marriottsville, MD Carroll?
Let's go fly a kite! Varley Academy Mt. Airy, MD Carroll?
Sparkling Nature Troop 81058 Mt. Airy, MD Carroll?
The Mill at Union Mills PonyFeathers Westminster, MD Carroll?
UP DOWN PonyFeathers Westminster, MD Carroll?
Just An Egg PonyFeathers Westminster/ Union Mills, MD Carroll?
Hobbit Hole FriendsOfCedarvilleSF Brandywine, MD Charles?
Paul Bunyan’s Firewood FriendsOfCedarvilleSF Brandywine, MD Charles?
The Corkscrew FriendsOfCedarvilleSF Brandywine, MD Charles?
What has three legs? FriendsOfCedarvilleSF Brandywine, MD Charles?
Lou's Fork Thompson Paws La Plata, MD Charles?
Squeaky's Box Thompson Paws Marbury (Smallwood State Park), MD Charles?
Eternally Yours PsychedelicSunflower Nanjemoy, MD Charles?
Blue Dog PsychedelicSunflower Port Tobacco, MD Charles?
FCPL Bookmobile YsLibrarian ???, MD Frederick?
Favorite Children's Books Series-Watership Down strgzrmomma Boyd's, MD Frederick?
Beep! Beep! (2) Energizer Bunnie Dickerson, MD Frederick?
Mid-Atlantic Treat Wisconsin Hiker Dickerson, MD Frederick2-3 mi
Recipes for Life YsLibrarian Emmitsburg, MD Frederick?
Which Way Do I Go? Energizer Bunnie Emmitsburg, MD Frederick?
Keeping a watchful eye on ewe! Energizer Bunnie Frederick, MD Frederick?
Motorcyclist Series #1 The Red Rider The Basses Frederick, MD Frederick?
Phenomenal Pi We4Gs Frederick, MD Frederick?
You shall never retrieve the Necronomicon! CacheNCarry45 Frederick, MD Frederick.5 mi
BrownieLetterBox BrownieLetterBox Jefferson, MD Frederick?
Help Keep Animals Safe DaisyTroop81516 New Market, MD Frederick?
Catoctin Furnace Adoptable Thurmont, MD Frederick?
Covered Bridges 2 & 3 (2) all Daydream Thurmont, MD Frederick?
Cunningham Falls by We3Kings we3kings Thurmont, MD Frederick?
Just A Little Looney Captain Slick Kitty Thurmont, MD Frederick?
Peaceful Fitness Walk Peaceful Princess Thurmont, MD Frederick?
The Bassackwards Box II The Basses Thurmont, MD Frederick?
The Bassackwards Letterbox The Basses Thurmont, MD Frederick?
Tuscarora wandering librarian Tuscarora, MD Frederick1 mi
Amelung Glass YsLibrarian Urbana, MD Frederick?
Key To Scouting BrownieScouts Urbana, MD Frederick?
Book of American Traditions YsLibrarian Walkersville, MD Frederick?
Forestheart Labyrinth forestheart Woodsboro (near Frederick), MD Frederick?
Christian's Letterbox HannaFamily Abingdon, MD Harford?
Mason Dixon at Indian Lake Adoptable Darlington, MD Harford?
Off the Rails geckospot Havre de Grace, MD Harford?
Jerusalem Mills Froggie FamilyClay Joppa, MD Harford?
Mighty Mariner AmberWoo Joppatowne, MD Harford?
Whither Shall I Wander Sunny Sal Kingsville, MD Harford?
Falling Branch @ Kilgore Falls Adoptable Pylesville, MD Harford?
A Tavern House Qingwaa ???, MD Howard?
The Mistake wood thrush ???, MD Howard?
Where's Cat in the HAT Qingwaa ?????, MD Howard?
Columbia Petroglyphs (6) HLRG Wood Thrush Columbia, MD Howard?
Earth Sciences (2) dewlovers Columbia, MD Howard?
Little Patuxent River wood thrush Columbia, MD Howard?
Middle Patuxent River wood thrush Columbia, MD Howard?
Rocky Gorge Lookout at Brown's Bridge JAM Columbia, MD Howard?
Tot Lot Box (2) Adoptable Columbia, MD Howard?
Wilde Lake Wander (5) Sunny Sal Columbia, MD Howard?
Arborology Series (HLRG) (3) Whisper Foot Daniels, MD Howard?
Bam Bam's Girl Qingwaa Elkridge, MD Howard?
Elkridge Elementary School Series (3) Qingwaa Elkridge, MD Howard?
I See You Hopping Rabbit Elkridge, MD Howard?
Koi Qingwaa Elkridge, MD Howard?
Patapsco Sail Away Hopping Rabbit Elkridge, MD Howard?
Patapsco State Park Bob Cat Qingwaa Elkridge, MD Howard?
Path to Enlightenment (4) Adoptable Elkridge, MD Howard?
Patrick Star Uhmm... 4 Happy Frogs Elkridge, MD Howard?
12 M to B wood thrush Ellicott City, MD Howard?
2013 PALB Centennial Lake Park Series (3) Qingwaa Ellicott City, MD Howard?
4 Letter Secret Message (4) TechnoBros Ellicott City, MD Howard?
Celtic Cross Qingwaa Ellicott City, MD Howard?
Howard County Conservancy owls Ellicott City, MD Howard?
The Beautiful Culvert wood thrush Ellicott City, MD Howard?
The three amigos trail (3) Adoptable Ellicott City, MD Howard?
Whistle in the Woods (2) Adoptable Ellicott City, MD Howard?
Colonel Ephraim F. Anderson Qingwaa Hanover, MD Howard?
Turkey Trot (5) girlguides Highland, MD Howard?
Laurel Signs (4) wood thrush Laurel, MD Howard?
More Than Meets The Eye - Autobots CageysCrew Marriotsville, MD Howard?
LOST (4) we3ninjas Marriottsville, MD Howard?
Luna Sol Brujas (HLRG) Whisper Foot Marriottsville, MD Howard?
Thomas Viaduct Obelisk Qingwaa Relay, MD Howard?
Hog's Neck Boxes (2) wood thrush Savage, MD Howard?
Patuxent Confluence wood thrush Savage, MD Howard?
Savage Historic Trail Letterboxes (2) Night0wl Savage, MD Howard?
Wincopin Daffodil wood thrush Savage, MD Howard?
Scots Cove (3) dewlovers Scaggsville, MD Howard?
Whoo's Gonna Find Me Hopping Rabbit Woodstock, MD Howard?
"Now Serving..." Hitchhiker Hostel Rick_in_Boca ???, MD Montgomery?
Children of Peace Tempus Fugit ???, MD Montgomery?
Early Blacksmith Shop Night0wl ???, MD Montgomery?
Methodist Camp Meeting wood thrush ???, MD Montgomery?
Radio Waves From Space Night0wl ???, MD Montgomery?
Vitamin D Varley Academy ????, MD Montgomery?
Humphrey at Matthew Henson Trail (4) claudewhite Aspen Hill, MD Montgomery?
Pushing Up Daisies #106 pawca Beallsville, MD Montgomery?
Choo-Choo Train Night0wl Bethesda, MD Montgomery?
Deer sunflower Bethesda, MD Montgomery?
Falling Snowflakes Adoptable Bethesda, MD Montgomery?
L99 Acorn L99 Bethesda, MD Montgomery?
Lightning Letterbox Troop4651 Bethesda, MD Montgomery?
Two Flowers (2) Two Flowers Bethesda, MD Montgomery?
Brood X Tempus Fugit Boyds, MD Montgomery?
Grrrrl Scouting is Fun! GS6924 Boyds, MD Montgomery?
Sing. Mate. Die. Night0wl Boyds, MD Montgomery?
Birder Series (4) Tempus Fugit Boyds / Germantown, MD Montgomery?
Fox's Den Bear in Woods Brookeville, MD Montgomery?
What did you say, Oliver Watkins? Varley Academy Cedar Grove, MD Montgomery.1 mi
Georgetown Branch Trail Bill & Craig Chevy Chase, MD Montgomery?
Woodend (2) rainbow chasers Chevy Chase, MD Montgomery?
Birthday Hunt (4) FatherofTwo Clarksburg, MD Montgomery?
Vino Mr Spider Clarksburg, MD Montgomery?
Easter Eggstravaganza (4) Energizer Bunnie Damascus, MD Montgomery1-2 mi
Far Far Away (4) Energizer Bunnie Damascus, MD Montgomery?
Having a Ball in Damascus Damascus Duckies Damascus, MD Montgomery?
History is Fun Varley Academy Damascus, MD Montgomery?
I Scream for Ice Cream! (2) Varley Academy Damascus, MD Montgomery?
It's that time of year....again! Energizer Bunnie Damascus, MD Montgomery?
It's the Great Pumpkin Charlie Brown Energizer Bunnie Damascus, MD Montgomery?
Lightning Bolt 20 Little Piggies Damascus, MD Montgomery?
Ouch, watch out Varley Academy Damascus, MD Montgomery?
Patriot Pride! Energizer Bunnie Damascus, MD Montgomery?
The Damascus Dinosaur Damascus Duckies Damascus, MD Montgomery?
The Damascus Dolphin Damascus Duckies Damascus, MD Montgomery?
The Ultimate Walker- MIA Apple Dumpling Gang Darnestown, MD Montgomery?
Bottled Poetry Tempus Fugit Dickerson, MD Montgomery?
Gen Jubal A. Early at White's Ferry rainbow chasers Dickerson, MD Montgomery?
Jeg Elsker Norge Hiking Vikings Gaithersburg, MD Montgomery.1 mi
van Gogh Tempus Fugit Gaithersburg, MD Montgomery?
Tassandra's Tiara (2) Adoptable Gaithersburg (Darnestown), MD Montgomery?
Bovine Double-DOUBLE Dip (New & Improved!) (4) Adoptable Germantown, MD Montgomery?
Butler's Orchard rainbow chasers Germantown, MD Montgomery?
Here Comes The Sun Adoptable Germantown, MD Montgomery?
HLRG Blair Letterboxing Project Energizer Bunnie Germantown, MD Montgomery?
Pappy Loved the "3" Hiking Vikings Germantown, MD Montgomery.1 mi
Purple Cow Globetrotters Germantown, MD Montgomery?
Clara Barton and the Red Cross Varley Academy Glen Echo, MD Montgomery?
Froggy Hollow Hop Adoptable Hyattstown, MD Montgomery?
Little Bennett LBNA Energizer Bunnie Hyattstown, MD Montgomery?
Monkey fun!!!!! (3) monkeylover Hyattstown, MD Montgomery?
SCHOOL DAZE (2) Energizer Bunnie Hyattstown, MD Montgomery?
School Daze (Rithmetic) (2) Energizer Bunnie Hyattstown, MD Montgomery?
Piggle Wiggles Adoptable Kensington, MD Montgomery?
Rock Creek Treasure TroopLeader1382 Kensington, MD Montgomery?
Garrett Park Train Stop Phototales Kensington/Rockville, MD Montgomery?
Signs of Spring (Maryland version) (3) Adoptable Laytonsville, MD Montgomery?
Sweet Frog Night0wl North Bethesda, MD Montgomery?
Bookworm The Basses Olney, MD Montgomery?
Kill This Fish! Lore Poolesville, MD Montgomery?
Maryland Sweet Corn Lore Poolesville, MD Montgomery?
School Daze (Righting) (2) Energizer Bunnie Poolesville, MD Montgomery?
White's Ferry Adoptable Poolesville, MD Montgomery?
Dare to Dream Dare to Dream Potomac, MD Montgomery?
Enjoy Life (Brownie Troop 4381) Billy Goat Trail Potomac, MD Montgomery?
Red Gate of Meriden JB Castle Hunters Potomac, MD Montgomery?
Rockwood Treasures (2) Adoptable Potomac, MD Montgomery?
Seneca Boxes - History along the Canal (2) Adoptable Potomac, MD Montgomery?
The Box Rox Adoptable Potomac, MD Montgomery?
Turkey Skate Chase (3) Cubs Clubbers Potomac, MD Montgomery?
"Where the Stars Come Out to Play" (3) AltoDiva Rockville, MD Montgomery?
A Long Hop The Vargo Clan Rockville, MD Montgomery?
A Night In Paris Sylvester Rockville, MD Montgomery?
Autism Awareness @ Lake Needwood Adoptable Rockville, MD Montgomery?
Creepy Crawler Trilogy (3) Night0wl Rockville, MD Montgomery?
Explorer Run 7Bananas Rockville, MD Montgomery?
Girl Scouts Star Girl Scouts Star Rockville, MD Montgomery?
Grandpa the Government Expert Adoptable Rockville, MD Montgomery?
Sunfish Night0wl Rockville, MD Montgomery?
The Fun Hoot Sylvester Rockville, MD Montgomery?
Leavin' a legacy Adoptable Rockville/Gaithersburg, MD Montgomery?
When Pigs Fly... Energizer Bunnie Sandy Spring, MD Montgomery?
LibraryOfLove LibraryOfLove Silver Spring, MD Montgomery1-2 mi
Maryland Fun in the Sun We 3 Silver Spring, MD Montgomery?
Two Girls PRB&More Silver Spring, MD Montgomery?
Ladybugs in the East Woods War Eaglers WASHINGTON GROVE, MD Montgomery?
Superheros at the Playground War Eaglers WASHINGTON GROVE, MD Montgomery?
Brookside Nature Center (2) rainbow chasers Wheaton, MD Montgomery?
If it's Sunday, it's Northwest Branch (3) HLRG Girlguides Wheaton, MD Montgomery?
The Gift Cat Mom Wheaton, MD Montgomery?
Troop 3600 GSCNC3600 Wheaton, MD Montgomery?
IVAR wood thrush ???, MD Prince George's?
Vet's Liquor wood thrush Beltsville, MD Prince George's?
DUCK-A-BUNNY Night0wl Berwyn Heights, MD Prince George's?
Letter Boxer's Driving Tour of Bowie (12) Moubiguin Bowie, MD Prince George's?
Lost Sand Dollar (2) The Foxes Bowie, MD Prince George's?
The Foxes The Foxes Bowie, MD Prince George's?
WB & A Trail Bill & Craig Bowie, MD Prince George's?
The 24th of September Night0wl College Park, MD Prince George's?
Flamingo Love Night0wl Greenbelt, MD Prince George's?
Power Play Punkey Laurel, MD Prince George's?
My Dear Watkins...... (5) girlguides Mitchellville, MD Prince George's?
Darnall's Chance hagofthemtn Upper Marlboro, MD Prince George's?
Rosaryville series (2) Adoptable Upper Marlboro, MD Prince George's?
Maryland Writing Project in Southern MD (3) SoMWP Callaway, MD, MD St. Mary's?
CPCS CRABS (13) CPCS CRABS Hollywood, MD St. Mary's?
Battymd Adoptable Leonardtown, MD St. Mary's?
Charterboxers (7) charterboxers Leonardtown, MD St. Mary's?
USS Tulip Peanut dog St. Inigoes, MD St. Mary's?