1850 Atlas
| Name | What | Place | Pop | Other |
| Truckersville | PO | Luzerne Co, PA | ||
| Truittsville | PO | Greenup Co, KY | ||
| Trumansburgh | PV | Ulysses twp, Tompkins Co, NY | ||
| Trumbaursville | PO | Bucks Co, PA | ||
| Trumbull | PT | Fairfield Co, CT | 1,309 | water by Pequannock river |
| Trumbull | PT | Ashtabula Co, OH | 805 | |
| Trumbull Corners | PO | Tompkins Co, NY | ||
| Trumbull Long Hill | PV | Trumbull twp, Fairfield Co, CT | ||
| Trundle's Cross Roads | PO | Sevier Co, TN | ||
| Truro | PV | Barnstable Co, MA | 2,051 | water by Cape Cod bay & Atlantic ocean |
| Truro | PO | Knox Co, IL | ||
| Truro | PT | Franklin Co, OH | 1,589 | |
| Truss | PO | Jefferson Co, AL | ||
| Truxton | PT | Cortland Co, NY | 3,623 | water by Toughnioga river |
| Truxton | PO | Bureau Co, IL | ||
| Tyron | PO | Rutherford Co, NC | ||
| Tuckahoe | PO | Jefferson Co, TN | ||
| Tuckahoe | PV | Cape May Co, NJ | water Tuckahoe creek | |
| Tuckahoe | PV | Westchester Co, NY | ||
| Tuckaleechee Cove | PO | Blount Co, TN | ||
| Tuckasga | PV | Mecklenburg Co, NC | ||
| Tucker's Cabin | PO | Henry Co, GA | ||
| Tuckerton | PV | Little Egg Harbor twp, Burlington Co, NJ | water by Shord's Mill Branch creek | |
| Tuftonborough | PO | Carroll Co, NH | water by Winnipiseogee lake | |
| Tug River | PO | Tazewell Co, VA | ||
| Tulip | PO | Dallas Co, AR | ||
| Tullahoma | PO | Franklin Co, TN | ||
| Tully | PT | Onondaga Co, NY | 1,559 | water by Onondaga creek & Toughnioga river |
| Tully | Pv | Lewis Co, MO | ||
| Tully | PT | Marion Co, OH | 736 | |
| Tully | PO | Van Wert Co, OH | ||
| Tullytown | PV | Falls twp, Bucks Co, PA | 234 | |
| Tully Valley | PO | Tully twp, Onondaga Co, NY | ||
| Tullyville | PO | Monroe Co, AR | ||
| Tulpehocken | PT | Berks Co, PA | 1,803 | water by North & Little North kill |
| Tumbling Creek | PO | Tazewell Co, VA | ||
| Tumbling Shoals | PO | Laurens dist, SC | ||
| Tumlinsonville | PO | Scott Co, AR | ||
| Tunbridge | PO | Orange Co, VT | water by First branch of White river | |
| Tuna | PO | Cattaraugus Co, NY | ||
| Tunica | PO | West Feliciana parish, LA | ||
| Tunkhannock | PT, CH | Wyoming Co, PA | 1,312 | seat of justice, water by Susquehanna river, Tunkhannock & Meshoppen creeks |
| Tunnel | PO | Indiana Co, PA | ||
| Tunnel | PO | Franklin Co, TN | ||
| Tunnel | PO | Augusta Co, VA | ||
| Tunnel Hill | PO | Murray Co, GA | ||
| Tunnel's Store | PO | Sussex Co, DE | ||
| Tupper's Plain | PO | Meigs Co, OH | ||
| Turbot | PT | Northumberland Co, PA | 1,047 | water by tributaries of West branch of Susquehanna river |
| Turbotville | PO | Turbot twp, Northumberland Co, PA | ||
| Turbut | PT | Juniata Co, PA | 1,399 | |
| Turin | PT | Lewis Co, NY | 1,826 | water by tributaries of Black river |
| Turkey | PO | Monmouth Co, NJ | ||
| Turkey Cove | PO | Lee Co, VA | ||
| Turkey Creek | PO | Buncombe Co, NC | ||
| Turkey Creek | PO | Benton Co, MO | ||
| Turkey Foot | PT | Somerset Co, PA | 867 | water by Castleman's river & Laurel Hill creek |
| Turkey Grove | PO | Dane Co, WI | ||
| Turkey Town | PV | Cherokee Co, AL | ||
| Turman's Creek | PO | Sullivan Co, IN | ||
| Turman's Ferry | Po | Lawrence Co, KY | ||
| Turnback | PO | Dade Co, MO | ||
| Turnbull | PV | Monroe Co, AL | ||
| Turner | PT | Oxford Co, ME | 2,536 | water by Androscoggin river |
| Turner Creek | PO | Potter Co, PA | ||
| Turner's | PO | Orange Co, NY | ||
| Turner's Store | PO | Caroline Co, VA | ||
| Turnersville | PO | Crawford Co, PA | ||
| Turnersville | PV | Robertson Co, TN | water by a tributary of Sulphur fork of Red river | |
| Turnersville | PO | Lincoln Co, TN | ||
| Turns | PO | Monroe Co, PA | ||
| Turtle Creek | PO | Alleghany Co, PA | ||
| Turtle Creek | PT | Shelby Co, OH | 792 | |
| Turtle Creek | PT | Warren Co, OH | ||
| Turtletown | PO | Cherokee Co, NC | ||
| Turtleville | PO | Union Co, PA | ||
| Tuscahoma | PV | Tallahatchee Co, MS | water by Yallabusha river | |
| Tuscaloosa | City | Tuscaloosa Co, AL | water by Tuscaloosa or Black Warrior river | |
| Tuscarawas | PV | Warwick twp, Tuscarawas Co, OH | water by Tuscarawas river & Ohio canal | |
| Tuscarawas | T | Coshocton Co, OH | 743 | |
| Tuscarawas | PT | Stark Co, OH | 2,0414 | |
| Tuscarora | PO | Sparta twp, Livingston Co, NY | ||
| Tuscarora | not listed | Lewiston twp, Niagara Co, NY | an Indian village | |
| Tuscarora | PT | Bradford Co, PA | water by Tuscarora creek | |
| Tuscarora | PT | Juniata Co, PA | 1,175 | |
| Tuscarora | PV | Rush twp, Schuylkill Co, PA | water by tributary of Juniata river | |
| Tuscarora | PO | Lee Co, IA | ||
| Tuscola | PT | Livingston Co, MI | 544 | |
| Tuscola | T | Saginaw Co, MI | ||
| Tuscumbia | PV | Franklin Co, AL | ||
| Tuscumbia | PV, CH | Miller Co, MO | seat of justice, water by Osage river | |
| Tuskegee | PV, CH | Macon Co, AL | seat of justice, water by tributary of Tallapoosa river | |
| Tusquitee | PO | Cherokee Co, AL | ||
| Tuthill | PV | Shawangunk twp, Ulster Co, NY | ||
| Tuttle's Corner | PO | Sussex Co, NJ | ||
| Tuttle's Corners | PO | Strafford Co, NH | ||
| Twelve Mile | PO | Pickens dist, SC | ||
| Twelve Mile | PO | Cass Co, IN | ||
| Twelve Mile | T | Madison Co, MO | ||
| Twelve Mile Creek | PO | Steuben Co, NY | ||
| Twelve Mile Prairie | PO | St Clair Co, IL | ||
| Twelve Mile Stand | PO | Deerfield twp, Warren Co, OH | ||
| Twinsburgh | PT | Summit Co, OH | 1,281 | water by Tinker's creek |
| Twin | PT | Darke Co, OH | 1,400 | |
| Twin | PT | Ross Co, OH | 2,021 | |
| Twin | PT | Preble Co, OH | 1,942 | |
| Two Bayou | PO | Wachita Co, AR | ||
| Two Mile Branch | PO | Smyth Co, VA | ||
| Two Mile Prairie | PO | Pulaski Co, IN | ||
| Two Rivers | PO | Pike Co, PA | ||
| Two Rivers | PO | Manitoowoc Co, WI | ||
| Two Taverns | PO | Adams Co, PA | ||
| Twyman's Store | PO | Spottsylvania Co, VA | ||
| Tye River Warehouse | PO | Nelson Co, VA | ||
| Tygert's Creek | PO | Greenup Co, KY | ||
| Tyler | PO | Winnebago Co, IL | ||
| Tyler | PO | Smith Co, TX | ||
| Tyler Mountain | PO | Kanawba Co, VA | ||
| Tylersburgh | PO | Clarion Co, PA | ||
| Tyler's Port | PO | Montgomery Co, PA | ||
| Tylersville | PO | Laurens dist, SC | ||
| Tymochtee | PT | Wyandott Co, OH | 1,818 | water by tributaries of Sandusky river |
| Tyngsborough | PT | Middlesex Co, MA | 799 | water by Merrimack river |
| Tyre | PT | Seneca Co, NY | 1,356 | water by Clyde river |
| Tyree Springs | PO | Sumner Co, TN | ||
| Tyringham | PT | Berkshire Co, MA | 821 | water by tributaries of Housatonic river |
| Tyrone | PT | Steuben Co, NY | 1,894 | water by Mud creek |
| Tyrone | PT | Fayette Co, PA | 419 | |
| Tyrone | PT | Adams Co, PA | 789 | water by Bermudian & Conewago creeks |
| Tyrone | PT | Perry Co, PA | 1,069 | water by Sherman's creek |
| Tyrone | PT | Blair Co, PA | 168 | |
| Tyrone | PT | Livingston Co, MI | 867 | water by tributaries of Shiawassee river |
| Tyrone | PO | Coshocton Co, OH | ||
| Tyrone Mills | PO | Fayette Co, PA | ||
| Tyrrell | PO | Venango Co, PA | ||
| Tyson Furnace | PO | Windsor Co, VT |