Appalachian Tree Company Inc. is a fully insured company and provides tree service in the following Maryland Counties and Washington, DC:
Tree Service Areas in Maryland
| Admiral Heights | Annapolis | Arden on the Severn |
| Arnold | Brooklyn Park | Cape Saint Claire |
| Crofton | Crownsville | Deale |
| Eastport | Edgewater | Ferndale |
| Forest Villa | Friendship | Galesville |
| Gambrills | Glen Burnie | Green Haven |
| Herald Harbor | Highlands Beach | Hillsmere Shores |
| Jessup | Lake Shore | Pasadena |
| Primrose Acres | Pumphrey | Riva |
| Riviera Beach | Selby-on-the-Bay | Severn |
| Severna Park | Shady Side | South Gate |
| Truxton Heights | Tyler Heights | Victor Haven |
| Wardour | West Annapolis | Linthicum |
| Londontowne | Maryland City | Mayo |
| Odenton | Parole |
| Arbutus | Baltimore City | Baltimore Highlands |
| Bowleys Quarters | Catonsville | Cockeysville |
| Edgemere | Garrison | Hampton |
| Kingsville | Lansdowne | Lochearn |
| Lutherville | Mays Chapel | Milford Mill |
| Owings Mills | Parkville | Perry Hall |
| Pikesville | Ranchleigh | Randallstown |
| Reisterstown | Timonium | Towson |
| Woodlawn |
| Eldersburg | Hampstead | Manchester |
| Mount Airy | New Windsor | Ridgeville |
| Sykesville | Taneytown | Union Bridge |
| Westminster |
| Ashton | Aspen Hill | Barnesville |
| Bethesda | Broadwood Manor | Brookeville |
| Brookmont | Burtonsville | Cabin John |
| Carroll Manor | Chevy Chase | Clarksburg |
| Cloverly | Colesville | Croydon Park |
| Damascus | Darnestown | Deer Park |
| Derwood | Fairland | Falls Orchard |
| Forest Glen | Four Corners | Friendship Heights |
| Friendship Village | Gaithersburg | Garrett Park |
| Germantown | Glen Echo | Glenmont |
| Glenora Hills | Hillandale | Hungerford Towne |
| Kemp Mill | Kensington | Layhill |
| Laytonsville | Martins Additions | Montgomery Village |
| North Bethesda | North Chevy Chase | North Kensington |
| North Potomac | Olney | Poolesville |
| Potomac | Potomac Woods | Redland |
| Rockcrest | Rockland | Rockville |
| Rollins Park | Rossmoor | Sandy Spring |
| Silver Rock | Silver Spring | Somerset |
| South Kensington | Spencerville | Takoma Park |
| Travilah | Twin Brook | Twin Brook Forest |
| Washington Grove | West End Park | Westmore |
| Wheaton | White Oak | Woodley Gardens |
| Adamstown | Ballenger Creek | Bartonsville |
| Braddock Heights | Brunswick | Buckeystown |
| Burkittsville | Clover Hill | Discovery |
| Emmitsburg | Frederick | Jefferson |
| Libertytown | Linganore | Middletown |
| Monrovia | Myersville | New Market |
| Point of Rocks | Rosemont | Sabillasville |
| Spring Garden Estates | Spring Ridge | Thurmont |
| Urbana | Walkersville | Woodsboro |
| Columbia | Elkridge | Ellicott City |
| Fulton | Highland | Ilchester |
| North Laurel | Savage | Scaggsville |
| Antietam | Bagtown | Bakersville |
| Beaver Creek | Big Pool | Big Spring |
| Blue Hill | Boonsboro | Brethedsville |
| Brownsville | Cascade | Cavetown |
| Cearfoss | Charlton | Chewsville |
| Clear Spring | Conococheague | Dargan |
| Downsville | Eakles Mills | Edgemont |
| Ernstville | Fairplay | Fairview |
| Fountain Head | Funkstown | Gapland |
| Garretts Mill | Greenburg | Hagerstown |
| Halfway | Hancock | Highfield |
| Indian Springs | Jugtown | Keedysville |
| Leitersburg | Long Meadow | Mapleville |
| Maugansville | Mercersville | Mount Aetna |
| Mount Briar | Mount Lena | Myersdale |
| Orchard Hills | Paramount | Pecktonville |
| Pinesburg | Pondsville | Reid |
| Ringgold | Robinwood | Rohrersville |
| Rohrersville Station | Saint James | San Mar |
| Sandy Hook | Sharpsburg | Smithsburg |
| Tilghmanton | Trego | Williamsport |
| Wilson | Yarrowsburg |
| Northeast Washington | Northwest Washington | Southeast Washington |
| Southwest Washington |
