Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Fiddlers Point | Populated Place | 18 | Calvert | 38 34 26 N | 076 38 14 W |
| Fiddlesburg | Populated Place | 154 | Washington | 39 39 27 N | 077 41 19 W |
| Field Acres | Populated Place | 37 | Calvert | 38 38 57 N | 076 38 28 W |
| Field Pointe (subdivision) | Populated Place | 97 | Frederick | 39 24 09 N | 077 25 14 W |
| Fieldcrest | Populated Place | 226 | Carroll | 39 29 20 N | 076 59 41 W |
| Fields of Harvest | Populated Place | 134 | Baltimore | 39 21 13 N | 076 50 24 W |
| Fields of Stevenson | Populated Place | 158 | Baltimore | 39 23 10 N | 076 42 58 W |
| Fields Road Elementary School | School | 133 | Montgomery | 39 07 08 N | 077 12 54 W |
| Fiery Siding | Locale | 158 | Washington | 39 35 38 N | 077 43 26 W |
| Fifes Saw Mill (historical) | Locale | 120 | Harford | 39 40 51 N | 076 29 32 W |
| Fifteen Mile Creek Aqueduct | Bridge | 140 | Allegany | 39 37 27 N | 078 23 11 W |
| Fifteen Mile Creek Campground | Locale | 154 | Allegany | 39 37 25 N | 078 23 12 W |
| Fifteenmile Creek | Stream | | Allegany | 39 37 27 N | 078 23 05 W |
| Fifth District Elementary School | School | 225 | Baltimore | 39 36 02 N | 076 46 39 W |
| Fifth District Park | Park | 48 | St. Mary's | 38 28 38 N | 076 45 59 W |
| Fifth Regiment Armory | Building | 38 | Baltimore (city) | 39 18 12 N | 076 37 18 W |
| Fifty-Four Cemetery | Cemetery | 361 | Allegany | 39 34 25 N | 078 30 48 W |
| Figgs Ditch | Canal | 17 | Wicomico | 38 27 11 N | 075 29 39 W |
| Figgs Landing | Populated Place | 1 | Worcester | 38 07 15 N | 075 17 46 W |
| Fikes Run | Stream | | Garrett | 39 39 21 N | 079 20 13 W |
| Filbert Pond | Lake | 1 | St. Mary's | 38 08 23 N | 076 19 22 W |
| Fin Creek | Stream | | Dorchester | 38 12 11 N | 076 03 05 W |
| Fin Creek Ridge | Ridge | 0 | Dorchester | 38 11 49 N | 076 03 06 W |
| Finchville | Populated Place | 12 | Dorchester | 38 37 55 N | 075 46 16 W |
| Fine Arts Building | Building | | Allegany | 39 39 05 N | 078 56 03 W |
| Fink School (historical) | School | 166 | Frederick | 39 26 10 N | 077 35 52 W |
| Finksburg | Populated Place | 172 | Carroll | 39 29 34 N | 076 53 22 W |
| Finksburg Cemetery | Cemetery | 168 | Carroll | 39 29 36 N | 076 53 17 W |
| Finksburg Industrial Park | Locale | 165 | Carroll | 39 29 51 N | 076 53 23 W |
| Finksburg Plaza Shopping Center | Locale | 170 | Carroll | 39 29 40 N | 076 53 37 W |
| Finksburg Post Office | Post Office | 170 | Carroll | 39 29 30 N | 076 53 05 W |
| Finlandia | Populated Place | 226 | Carroll | 39 35 00 N | 076 54 03 W |
| Finney Houses Historic District | Park | 132 | Harford | 39 33 36 N | 076 14 42 W |
| Finzel | Populated Place | 775 | Garrett | 39 42 52 N | 078 56 43 W |
| Finzel Cemetery | Cemetery | 798 | Garrett | 39 43 08 N | 078 56 36 W |
| Finzel School (historical) | School | 787 | Garrett | 39 42 55 N | 078 56 36 W |
| Fire Museum of Maryland | Building | 115 | Baltimore | 39 24 57 N | 076 36 49 W |
| Fire Station Company 18 | Building | 135 | Montgomery | 39 03 28 N | 077 02 59 W |
| Fire Station Company 21 | Building | 84 | Montgomery | 39 03 41 N | 077 05 34 W |
| Fire Station Company 25 | Building | 122 | Montgomery | 39 05 30 N | 077 04 11 W |
| Fire Station Company 4 | Building | 150 | Montgomery | 39 08 57 N | 077 01 34 W |
| Fire Station Company 40 | Building | 163 | Montgomery | 39 07 59 N | 077 04 12 W |
| Fire Station Number 1 | Building | 632 | Allegany | 39 39 26 N | 078 55 45 W |
| Fire Station Number 2 | Building | 610 | Allegany | 39 39 08 N | 078 54 55 W |
| Fire Station Number 2 | Building | 7 | Anne Arundel | 38 58 34 N | 076 29 24 W |
| Fire Station Number 2 | Building | 164 | Washington | 39 38 30 N | 077 43 27 W |
| Fire Station Number 3 | Building | 170 | Washington | 39 38 37 N | 077 43 10 W |
| Fire Station Number 4 | Building | 182 | Washington | 39 38 46 N | 077 43 45 W |
| First Abyssinia Baptist Church | Church | 51 | Baltimore (city) | 39 17 44 N | 076 39 25 W |
| First Alliance Church | Church | 148 | Montgomery | 39 05 37 N | 077 00 08 W |
| First Apostolic Church | Church | 10 | Baltimore (city) | 39 17 26 N | 076 35 49 W |
| First Apostolic Faith Gospel Tabernacle | Church | 4 | Baltimore | 39 14 25 N | 076 30 39 W |
| First Assembly of God Church | Church | 195 | Allegany | 39 37 40 N | 078 46 01 W |
| First Assembly of God Church | Church | 11 | Harford | 39 33 13 N | 076 05 39 W |
| First Assembly of God Church | Church | 123 | Montgomery | 39 03 56 N | 077 03 27 W |
| First Assembly of God Church | Church | 138 | Montgomery | 39 08 01 N | 077 12 09 W |
| First Baptist Church | Church | 191 | Allegany | 39 39 06 N | 078 45 40 W |
| First Baptist Church | Church | 11 | Anne Arundel | 38 58 44 N | 076 29 49 W |
| First Baptist Church | Church | 2 | Anne Arundel | 38 47 08 N | 076 33 04 W |
| First Baptist Church | Church | 34 | Anne Arundel | 39 01 26 N | 076 41 28 W |
| First Baptist Church | Church | 43 | Baltimore | 39 14 53 N | 076 39 31 W |
| First Baptist Church | Church | 122 | Baltimore (city) | 39 19 46 N | 076 41 21 W |
| First Baptist Church | Church | 136 | Baltimore (city) | 39 20 58 N | 076 40 53 W |
| First Baptist Church | Church | 31 | Baltimore (city) | 39 18 41 N | 076 36 55 W |
| First Baptist Church | Church | 24 | Baltimore (city) | 39 15 41 N | 076 38 33 W |
| First Baptist Church | Church | 37 | Calvert | 38 30 50 N | 076 34 07 W |
| First Baptist Church | Church | 45 | Cecil | 39 34 40 N | 076 02 39 W |
| First Baptist Church | Church | 16 | Cecil | 39 36 48 N | 076 07 31 W |
| First Baptist Church | Church | 58 | Charles | 38 32 24 N | 076 59 57 W |
| First Baptist Church | Church | 66 | Charles | 38 36 29 N | 076 55 15 W |
| First Baptist Church | Church | 14 | Dorchester | 38 37 50 N | 075 51 41 W |
| First Baptist Church | Church | 7 | Dorchester | 38 34 23 N | 076 04 51 W |
| First Baptist Church | Church | 95 | Frederick | 39 25 10 N | 077 24 51 W |
| First Baptist Church | Church | 92 | Frederick | 39 18 49 N | 077 37 36 W |
| First Baptist Church | Church | 22 | Harford | 39 32 50 N | 076 05 37 W |
| First Baptist Church | Church | 13 | Kent | 39 13 29 N | 076 03 48 W |
| First Baptist Church | Church | 243 | Montgomery | 39 17 01 N | 077 10 59 W |
| First Baptist Church | Church | 139 | Montgomery | 39 08 26 N | 077 12 23 W |
| First Baptist Church | Church | 121 | Montgomery | 39 05 02 N | 077 10 16 W |
| First Baptist Church | Church | 27 | Prince George's | 38 48 45 N | 076 45 41 W |
| First Baptist Church | Church | 2 | Queen Anne's | 38 58 56 N | 076 18 46 W |
| First Baptist Church | Church | 1 | Somerset | 37 58 53 N | 075 50 40 W |
| First Baptist Church | Church | 4 | Somerset | 38 12 12 N | 075 41 41 W |
| First Baptist Church | Church | 8 | Talbot | 38 45 54 N | 076 04 22 W |
| First Baptist Church | Church | 183 | Washington | 39 38 46 N | 077 43 43 W |
| First Baptist Church | Church | 8 | Wicomico | 38 27 35 N | 075 45 38 W |
| First Baptist Church | Church | 12 | Wicomico | 38 19 09 N | 075 37 03 W |
| First Baptist Church | Church | 13 | Worcester | 38 19 29 N | 075 13 09 W |
| First Baptist Church of Aberdeen | Church | 21 | Harford | 39 30 14 N | 076 09 09 W |
| First Baptist Church of Brooklyn | Church | 23 | Baltimore (city) | 39 14 03 N | 076 36 17 W |
| First Baptist Church of East New Market | Church | 12 | Dorchester | 38 35 58 N | 075 55 39 W |
| First Baptist Church of Eastport | Church | 5 | Anne Arundel | 38 58 17 N | 076 28 47 W |
| First Baptist Church of Elkridge | Church | 21 | Howard | 39 12 43 N | 076 42 28 W |
| First Baptist Church of Essex | Church | 12 | Baltimore | 39 19 08 N | 076 28 25 W |
| First Baptist Church of Fairfield | Church | 5 | Baltimore (city) | 39 14 18 N | 076 34 47 W |
| First Baptist Church of Friendly | Church | 73 | Prince George's | 38 45 21 N | 076 57 53 W |
| First Baptist Church of Guilford | Church | 118 | Howard | 39 10 12 N | 076 49 53 W |
| First Baptist Church of Guilford Cemetery | Cemetery | 118 | Howard | 39 10 12 N | 076 49 53 W |
| First Baptist Church of High Ridge | Church | 75 | Howard | 39 07 00 N | 076 51 14 W |
| First Baptist Church of Kingsville | Church | 127 | Baltimore | 39 27 34 N | 076 25 22 W |
| First Baptist Church of Laurel | Church | 52 | Prince George's | 39 06 00 N | 076 51 21 W |
| First Baptist Church of Pocomoke City | Church | 3 | Worcester | 38 04 25 N | 075 33 59 W |
| First Baptist Church of Wheaton | Church | 124 | Montgomery | 39 02 07 N | 077 03 01 W |
| First Baptist of Silver Spring Church | Church | 104 | Montgomery | 38 59 42 N | 077 01 27 W |
| First Bible Presbyterian Church | Church | 83 | Baltimore (city) | 39 21 30 N | 076 32 23 W |
| First Brethren Cemetery | Cemetery | 164 | Washington | 39 38 17 N | 077 43 06 W |
| First Brethren Church | Church | 212 | Allegany | 39 38 01 N | 078 45 36 W |
| First Brethren Church | Church | 164 | Washington | 39 38 18 N | 077 43 02 W |
| First Christian Church | Church | 214 | Allegany | 39 39 26 N | 078 45 40 W |
| First Christian Church | Church | 133 | Baltimore (city) | 39 22 06 N | 076 38 04 W |