Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Takoma Park City Hall | Building | 62 | Montgomery | 38 58 53 N | 077 00 37 W |
| Takoma Park Elementary School | School | 66 | Montgomery | 38 58 53 N | 077 00 42 W |
| Takoma Park Fire Station Company 2 | Building | 87 | Montgomery | 38 58 39 N | 077 00 26 W |
| Takoma Park Library | Building | 63 | Montgomery | 38 58 53 N | 077 00 39 W |
| Takoma Park Middle School | School | 89 | Montgomery | 38 59 08 N | 077 00 47 W |
| Takoma Park Plaza Shopping Center | Locale | 64 | Prince George's | 38 58 08 N | 076 59 58 W |
| Takoma Park Police | Building | | Montgomery | 39 38 17 N | 077 01 04 W |
| Takoma Park Post Office | Post Office | 87 | Montgomery | 38 58 32 N | 077 00 50 W |
| Takoma Spring | Spring | 60 | Montgomery | 38 58 24 N | 077 00 18 W |
| Talbert (historical) | Populated Place | 71 | Prince George's | 38 43 45 N | 076 49 39 W |
| Talbot Bible Church | Church | 6 | Talbot | 38 46 31 N | 076 04 40 W |
| Talbot Branch | Stream | | Frederick | 39 27 41 N | 077 11 51 W |
| Talbot Country Club | Locale | 5 | Talbot | 38 43 15 N | 076 05 56 W |
| Talbot Country Club Pond Dam | Dam | 4 | Talbot | 38 43 18 N | 076 05 41 W |
| Talbot County | Civil | 4 | Talbot | 38 46 00 N | 076 04 59 W |
| Talbot County Courthouse | Building | 7 | Talbot | 38 46 30 N | 076 04 36 W |
| Talbot County Free Library | Building | 7 | Talbot | 38 46 29 N | 076 04 38 W |
| Talbot County Sheriffs Office | Building | | Talbot | 39 17 46 N | 076 08 01 W |
| Talbot County Vocational-Technical Center | School | 4 | Talbot | 38 46 25 N | 076 05 07 W |
| Talbot Mobile Home Park | Populated Place | 18 | Talbot | 38 48 35 N | 076 03 13 W |
| Talbot Shopping Center | Locale | 22 | Baltimore | 39 16 15 N | 076 30 58 W |
| Talbot Village (subdivision) | Populated Place | 12 | Talbot | 38 47 25 N | 076 04 09 W |
| Talbot/Science | Building | | Queen Anne's | 38 57 06 N | 076 05 03 W |
| Talbott Shopping Center | Locale | 135 | Montgomery | 39 04 15 N | 077 07 59 W |
| Talbott Springs | Populated Place | 115 | Howard | 39 12 45 N | 076 50 51 W |
| Talbott Springs Elementary School | School | 125 | Howard | 39 12 46 N | 076 50 37 W |
| Talbottown Shopping Center | Locale | 6 | Talbot | 38 46 47 N | 076 04 39 W |
| Talbotts Choice | Populated Place | 124 | Baltimore | 39 27 13 N | 076 37 49 W |
| Tall Oak Manor | Populated Place | 150 | Harford | 39 31 00 N | 076 26 23 W |
| Tall Oaks | Populated Place | 42 | Anne Arundel | 38 45 03 N | 076 36 07 W |
| Tall Oaks Vocational High School | School | 44 | Prince George's | 38 55 10 N | 076 45 30 W |
| Tall Pines Trailer Park | Populated Place | 81 | Anne Arundel | 39 08 14 N | 076 45 09 W |
| Tall Timbers | Populated Place | 47 | Anne Arundel | 39 02 55 N | 076 36 30 W |
| Tall Timbers | Populated Place | 3 | St. Mary's | 38 10 08 N | 076 32 42 W |
| Tall Timbers Cove | Bay | -3 | St. Mary's | 38 10 25 N | 076 32 02 W |
| Tall Timbers Estates | Populated Place | 18 | Queen Anne's | 39 04 14 N | 076 00 41 W |
| Tall Timbers Park (subdivision) | Populated Place | 10 | Wicomico | 38 19 43 N | 075 37 36 W |
| Tall Timbers Post Office | Post Office | 0 | St. Mary's | 38 09 53 N | 076 32 05 W |
| Talmudial Academy | School | 147 | Baltimore | 39 22 03 N | 076 44 50 W |
| Tameron Hall | Populated Place | 48 | Anne Arundel | 38 54 00 N | 076 35 13 W |
| Tammany Manor | Populated Place | 149 | Washington | 39 36 37 N | 077 47 36 W |
| Tanager Forest | Populated Place | 34 | Anne Arundel | 39 02 44 N | 076 38 37 W |
| Taney Junior High School | School | 74 | Prince George's | 38 48 04 N | 076 55 18 W |
| Taneytown | Populated Place | 154 | Carroll | 39 39 28 N | 077 10 28 W |
| Taneytown Academy (historical) | School | 154 | Carroll | 39 39 37 N | 077 10 20 W |
| Taneytown Airport (historical) | Airport | 156 | Carroll | 39 40 30 N | 077 12 34 W |
| Taneytown Baptist Church | Church | 160 | Carroll | 39 38 58 N | 077 08 59 W |
| Taneytown City Hall | Building | 158 | Carroll | 39 39 33 N | 077 10 29 W |
| Taneytown Historic District | Park | 161 | Carroll | 39 39 35 N | 077 10 34 W |
| Taneytown Industrial Development Area | Locale | 148 | Carroll | 39 39 17 N | 077 10 49 W |
| Taneytown Memorial Park | Park | 145 | Carroll | 39 39 41 N | 077 10 59 W |
| Taneytown Police Department | Building | | Carroll | 40 06 34 N | 077 17 57 W |
| Taneytown Post Office | Post Office | 156 | Carroll | 39 39 32 N | 077 10 25 W |
| Taneytown Presbyterian Church | Church | 161 | Carroll | 39 39 37 N | 077 10 30 W |
| Taneytown School | School | 158 | Carroll | 39 39 09 N | 077 10 16 W |
| Taneytown Shopping Center | Locale | 170 | Carroll | 39 38 54 N | 077 09 34 W |
| Taneytown Volunteer Fire Company Number 1 | Building | | Carroll | 40 06 30 N | 077 17 53 W |
| Tangier Sound | Bay | -2 | Somerset | 38 03 45 N | 075 59 44 W |
| Tanglefoot Run | Stream | | Anne Arundel | 38 52 58 N | 076 33 35 W |
| Tanglewood | Populated Place | 30 | Anne Arundel | 39 02 30 N | 076 28 59 W |
| Tanglewood | Populated Place | 5 | Anne Arundel | 38 59 57 N | 076 26 13 W |
| Tanglewood | Populated Place | 42 | Calvert | 38 35 04 N | 076 32 22 W |
| Tanglewood | Populated Place | 5 | Worcester | 38 23 06 N | 075 10 03 W |
| Tanglewood Community Park | Park | 78 | Prince George's | 38 46 29 N | 076 52 27 W |
| Tanglewood School | School | 79 | Prince George's | 38 46 31 N | 076 52 13 W |
| Tangs Creek | Stream | | Somerset | 38 15 27 N | 075 40 24 W |
| Tanhouse Creek | Stream | | Worcester | 38 07 49 N | 075 17 37 W |
| Tank Cemetery | Cemetery | 78 | Anne Arundel | 39 06 57 N | 076 43 41 W |
| Tank Station (historical) | Locale | 142 | Carroll | 39 31 30 N | 076 52 39 W |
| Tanner Creek | Bay | 4 | St. Mary's | 38 04 07 N | 076 19 58 W |
| Tanners Creek | Stream | | Queen Anne's | 38 51 23 N | 076 20 26 W |
| Tanners Point | Cape | 3 | Charles | 38 25 55 N | 077 07 15 W |
| Tanners Point | Cape | -3 | Queen Anne's | 38 51 46 N | 076 20 28 W |
| Tannery | Populated Place | 196 | Carroll | 39 34 14 N | 076 56 53 W |
| Tantallon | Populated Place | 12 | Prince George's | 38 43 26 N | 077 00 35 W |
| Tantallon Country Club | Locale | 11 | Prince George's | 38 42 59 N | 077 00 46 W |
| Tantallon Hills | Populated Place | 29 | Prince George's | 38 42 36 N | 077 00 42 W |
| Tantallon Marina | Locale | 5 | Prince George's | 38 43 24 N | 077 01 09 W |
| Tantallon North | Populated Place | 17 | Prince George's | 38 43 48 N | 077 01 09 W |
| Tantallon North Neighborhood Park | Park | 20 | Prince George's | 38 43 54 N | 077 00 44 W |
| Tantallon Park | Park | 17 | Prince George's | 38 43 19 N | 076 59 39 W |
| Tantallon South | Populated Place | 23 | Prince George's | 38 43 13 N | 076 59 34 W |
| Tantallon Square | Populated Place | 16 | Prince George's | 38 43 44 N | 077 00 07 W |
| Tanterra | Populated Place | 150 | Montgomery | 39 10 01 N | 077 03 59 W |
| Tanyard | Populated Place | 5 | Caroline | 38 45 02 N | 075 58 36 W |
| Tanyard Branch | Stream | | Caroline | 38 41 44 N | 075 46 21 W |
| Tanyard Branch | Stream | | Prince George's | 38 41 42 N | 076 42 10 W |
| Tanyard Cove | Bay | 0 | Anne Arundel | 39 10 42 N | 076 34 32 W |
| Tanyard Estates | Populated Place | 8 | Caroline | 38 43 28 N | 075 58 49 W |
| Tapler Point | Cape | 1 | Harford | 39 23 32 N | 076 15 58 W |
| Tappers Corner | Populated Place | 19 | Talbot | 38 53 08 N | 075 57 39 W |
| Tar Bay | Bay | -4 | Dorchester | 38 21 14 N | 076 15 23 W |
| Tar Cove | Bay | -2 | Anne Arundel | 39 05 34 N | 076 27 02 W |
| Tar Cove | Bay | 0 | Anne Arundel | 39 08 46 N | 076 30 18 W |
| Tar Cove Heliport | Airport | 10 | Anne Arundel | 39 08 42 N | 076 30 05 W |
| Tar Creek | Bay | 4 | Talbot | 38 42 49 N | 076 10 52 W |
| Tar Hill Cove | Bay | 4 | Anne Arundel | 39 05 37 N | 076 32 00 W |
| Tara | Populated Place | 43 | Anne Arundel | 38 56 50 N | 076 38 14 W |
| Tara | Populated Place | 60 | Cecil | 39 42 05 N | 075 47 29 W |
| Tara Oaks | Populated Place | 247 | Carroll | 39 32 46 N | 076 57 17 W |
| Tarkill Cove | Bay | -3 | St. Mary's | 38 08 52 N | 076 29 35 W |
| Tarkill Point | Cape | -6 | St. Mary's | 38 08 43 N | 076 29 42 W |
| Tarkiln Run | Stream | | Garrett | 39 40 20 N | 079 12 17 W |
| Tarleton Branch | Stream | | St. Mary's | 38 12 36 N | 076 33 22 W |
| Tarnans Branch | Stream | | Anne Arundel | 38 58 58 N | 076 36 46 W |
| Tarr Branch | Stream | | Worcester | 38 06 41 N | 075 24 55 W |
| Tarrington Creek | Populated Place | 55 | Charles | 38 36 28 N | 077 00 44 W |
| Tarson Manor | Populated Place | 205 | Frederick | 39 28 50 N | 077 07 08 W |
| Tarton Hill | Populated Place | 26 | Baltimore | 39 23 00 N | 076 27 21 W |
| Tarzan Forest | Populated Place | 5 | Anne Arundel | 38 57 00 N | 076 34 48 W |