| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Talley Brook | city | Delaware | United States | 39.82 | -75.53 | 341 | |
| Talley Farms | city | Delaware | United States | 39.83 | -75.50 | 308 | |
| Talleys Corner | city | Delaware | United States | 39.81 | -75.52 | 298 | |
| Talleyville | city | Delaware | United States | 39.81 | -75.55 | 314 | |
| Tavistock | city | Delaware | United States | 39.81 | -75.56 | 347 | |
| Taylor Estates | city | Delaware | United States | 39.13 | -75.53 | 19 | |
| Taylors Corner | city | Delaware | United States | 39.39 | -75.72 | 49 | |
| Taylors Gut Landing | city | Delaware | United States | 39.33 | -75.51 | 3 | |
| Taylortown | city | Delaware | United States | 39.65 | -75.67 | 45 | |
| Teaberry Woods | city | Delaware | United States | 38.47 | -75.10 | 3 | |
| Tenby Chase | city | Delaware | United States | 39.77 | -75.73 | 318 | |
| Tent | city | Delaware | United States | 39.36 | -75.61 | 49 | |
| Tessie-Maringola Estates | city | Delaware | United States | 38.84 | -75.44 | 49 | |
| Thatchers Landing | city | Delaware | United States | 38.56 | -75.20 | 3 | |
| The Beeches | city | Delaware | United States | 39.15 | -75.51 | 9 | |
| The Blades | city | Delaware | United States | 39.12 | -75.53 | 19 | |
| The Bluffs | city | Delaware | United States | 39.73 | -75.70 | 137 | |
| The Cedars | city | Delaware | United States | 39.74 | -75.63 | 98 | |
| The Elms | city | Delaware | United States | 39.67 | -75.69 | 49 | |
| The Flying Dutchman Mobile Home Park | city | Delaware | United States | 39.04 | -75.55 | 49 | |
| The Glade | city | Delaware | United States | 38.74 | -75.10 | 13 | |
| The Hamlet | city | Delaware | United States | 39.17 | -75.55 | 49 | |
| The Heath | city | Delaware | United States | 38.91 | -75.46 | 22 | |
| The Highlands | city | Delaware | United States | 39.72 | -75.68 | 98 | |
| The Hills of Skyline | city | Delaware | United States | 39.72 | -75.69 | 98 | |
| The Island | city | Delaware | United States | 38.65 | -75.60 | 3 | |
| The Island | city | Delaware | United States | 39.46 | -75.59 | 3 | |
| The Landing | city | Delaware | United States | 38.71 | -75.13 | 19 | |
| The Landing | city | Delaware | United States | 38.59 | -75.21 | 3 | |
| The Narrows | city | Delaware | United States | 38.49 | -75.08 | 19 | |
| The Oaks | city | Delaware | United States | 38.66 | -75.60 | 19 | |
| The Orchard | city | Delaware | United States | 39.10 | -75.52 | 19 | |
| The Pines of Pike Creek | city | Delaware | United States | 39.75 | -75.71 | 298 | |
| The Plantations | city | Delaware | United States | 38.73 | -75.16 | 29 | |
| The Reservation | city | Delaware | United States | 38.57 | -75.08 | 3 | |
| The Shoals | city | Delaware | United States | 38.48 | -75.05 | 3 | |
| The Timbers | city | Delaware | United States | 39.83 | -75.48 | 200 | |
| The Villa | city | Delaware | United States | 39.66 | -75.64 | 49 | |
| The Village at Wild Quail | city | Delaware | United States | 39.12 | -75.62 | 49 | |
| The Village of Drummond Hill | city | Delaware | United States | 39.71 | -75.71 | 196 | |
| The Willows | city | Delaware | United States | 38.69 | -75.18 | 19 | |
| The Woods | city | Delaware | United States | 39.68 | -75.64 | 45 | |
| The Woods on Herring Creek | city | Delaware | United States | 38.66 | -75.14 | 19 | |
| Thomas Landing | city | Delaware | United States | 39.45 | -75.61 | 9 | |
| Thompson | city | Delaware | United States | 39.73 | -75.76 | 193 | |
| Thompsonville | city | Delaware | United States | 39.00 | -75.39 | 19 | |
| Thorntown | city | Delaware | United States | 39.52 | -75.60 | 3 | |
| Three Seasons Mobile Home Park | city | Delaware | United States | 38.70 | -75.11 | 3 | |
| Tidbury Creek Park Mobile Home Park | city | Delaware | United States | 39.11 | -75.51 | 9 | |
| Tidbury Manor | city | Delaware | United States | 39.12 | -75.51 | 9 | |
| Timber Ridge | city | Delaware | United States | 39.66 | -75.63 | 49 | |
| Todd Estates | city | Delaware | United States | 39.67 | -75.71 | 49 | |
| Tolham Estates | city | Delaware | United States | 39.61 | -75.66 | 49 | |
| Top of the Wedge | city | Delaware | United States | 39.71 | -75.78 | 200 | |
| Tower Shores | city | Delaware | United States | 38.58 | -75.06 | 3 | |
| Towne Point | city | Delaware | United States | 39.18 | -75.52 | 3 | |
| Townsend | city | Delaware | United States | 39.40 | -75.69 | 49 | |
| Townsend Fields | city | Delaware | United States | 39.09 | -75.54 | 39 | |
| Tree Top Valley | city | Delaware | United States | 39.78 | -75.68 | 291 | |
| Trepagnier | city | Delaware | United States | 39.78 | -75.67 | 344 | |
| Tri-State Mobile Home Park | city | Delaware | United States | 38.70 | -75.17 | 13 | |
| Trinity | city | Delaware | United States | 38.62 | -75.19 | 19 | |
| Tru Vale Acres | city | Delaware | United States | 38.73 | -75.12 | 26 | |
| Truitts Midway Development | city | Delaware | United States | 38.73 | -75.13 | 32 | |
| Truitts Park | city | Delaware | United States | 38.71 | -75.09 | 13 | |
| Tuckahoe Acres | city | Delaware | United States | 38.59 | -75.12 | 3 | |
| Turnkey | city | Delaware | United States | 39.09 | -75.55 | 22 | |
| Tussock Pond | city | Delaware | United States | 38.54 | -75.64 | 19 | |
| Tuxedo Park | city | Delaware | United States | 39.72 | -75.62 | 68 | |
| Twin Eagle Farms | city | Delaware | United States | 39.28 | -75.71 | 49 | |
| Twin Oaks | city | Delaware | United States | 39.78 | -75.54 | 223 | |
| Tybouts Corner | city | Delaware | United States | 39.62 | -75.64 | 49 | |
| Tybrook | city | Delaware | United States | 39.75 | -75.63 | 104 |