1850 Atlas
| Name | What | Place | Pop | Other |
| Hemlo | PO | Whiteside Co, IL | ||
| Hemlock | T | Columbia Co, PA | 1,087 | water by Hemlock, Mahoning, Great & Little Fishing creeks |
| Hemlock Grove | PO | Meigs Co, OH | ||
| Hemlock Lake | PO | Livonia twp, Livingston Co, NY | ||
| Hempfield | PV | East Hempfield twp, Lancaster Co, PA | ||
| Hempfield | PT | Westmoreland Co, PA | 5,935 | water by Bush, Big & Little Sewickly creeks |
| Hemphill's store | PO | Mecklenburg Co, NC | ||
| Hempstead | PT | Queen's Co, Long Island, NY | 8,811 | water by Atlantic ocean |
| Hempstead Branch | PO | Hempstead twp, Queen's Co, Long Island, NY | ||
| Henry | PO | Montgomery Co, OH | ||
| Henderson | PT | Jefferson Co, NY | 2,239 | water by Stony & Little Stony creeks, Lake Ontario |
| Henderson | PO | Mercer Co, PA | ||
| Henderson | T | Huntingdon Co, PA | 819 | water by Juinate river |
| Henderson | PV | Houston Co, GA | ||
| Henderson | PV, CH | Henderson Co, KY | 1,765 | seat of justice, water by Ohio river |
| Henderson | PV | Granville Co, NC | 1,629 | |
| Henderson | PV | Knox CO, IL | water by Henderson river | |
| Henderson | PO | Rusk Co, TX | ||
| Henderson's Mill | PO | Greene Co, TN | ||
| Hendersonville | PC, CH | Henderson Co, NC | seat of justice, water by French Broad river | |
| Hendersonville | PV | Sumner Co, TN | ||
| Hendrensville | PV | Henry Co, KY | ||
| Hendricks | T | Shelby Co, IN | 1,272 | |
| Hendricks' Mills | PO | Russell Co, VA | ||
| Hendricks' Store | PO | Bedford Co, VA | ||
| Hendricksville | PO | De Kalb Co, AL | ||
| Hendrysburgh | PV | Kirkwood twp, Belmont Co, OH | ||
| Henley's Store | PO | Franklin Co, GA | ||
| Hennepin | PV, CH | Putnam Co, IL | 430 | seat of justice, water by Illinois river |
| Henniker | PT | Merrimack Co, NH | 1,688 | water by Contoocook river & Long pond |
| Henrie's Fork | PO | Gilmer Co, VA | ||
| Henrietta | PT | Monroe Co, NY | 2,513 | water by Genesee river |
| Henrietta | PT | Lorain Co, OH | 1,042 | |
| Henrietta | PT | Jackson CO, MI | 830 | |
| Henrietta | PO | Montgomery Co, TN | ||
| Henry | PO | Marshall Co, IL | ||
| Henry | PO | Spartanburgh dist, SC | ||
| Henry | PO | Lawrence Co, TN | ||
| Henry | PT | Henry Co, IN | 1,270 | |
| Henry | PO | Sussex Co, VA | ||
| Henry | T | Wood Co, OH | 321 | |
| Henry Clay | T | Payette Co, PA | 1,117 | water by Youghiogheny river |
| Henry Clay Factory | PO | Newcastle Co, DE | ||
| Henry's Cross Roads | PO | Sevier Co, TN | ||
| Henrysville | PO | Monroe Co, PA | ||
| Hepburn | T | Lycoming Co, PA | 1,428 | water by Plunket's, Loyalsock & Lycoming creeks |
| Herbert | PO | Neshoba Co, MS | ||
| Herculaneum | PV | Jefferson Co, MO | water by Mississippi river | |
| Hereford | PT | Berks Co, PA | 1,244 | water by tributaries of Perkiomen creek |
| Hereford | PV | Baltimore Co, MD | ||
| Hereford's | PO | Mason Co, VA | ||
| Herkimer | PT, CH | Herkimer Co, NY | 2,601 | seat of justice, water by West Canada creek & Mohawk river |
| Hermaan | PO | Ripley Co, IN | ||
| Herman | PO | Dodge Co, WI | ||
| Hermann | PV, CH | Gasconade Co, MO | 943 | seat of justice, water by Missouri river |
| Hermitage | PO | Wethersfield twp, Wyoming CO, NY | ||
| Hermitage | PO | Mercer Co, PA | ||
| Hermitage | PO | Augusta Co, VA | ||
| Hermitage | PO | Coles Co, IL | ||
| Hermitage | PO | Floyd Co, GA | ||
| Hermitage | PO | Decatur Co, TN | ||
| Hermitage | PO | Hickory Co, MO | ||
| Hermitage | PO | Point Coupee parish, LA | ||
| Hermon | PT | Penobscot Co, ME | 1,174 | water by Sawodabscook river & branch of Kenduskeag river |
| Hermon | PT | St Lawrence Co, NY | 1,819 | water by tributaries of Grass & Oswegatchie rivers |
| Hernando | PV, CH | De Soto Co, MO | seat of justice | |
| Hernando | PO | Bainbridge twp, Macon Co, AL | ||
| Herod | PO | Bartholomew Co, IN | ||
| Herodtown | PO | Randolph Co, GA | ||
| Herrick | PT | Bradford Co, PA | 813 | |
| Herrick | T | Susquehanna Co, PA | 824 | water by sources of Lackawannock river |
| Herring | PO | Allen Co, OH | ||
| Herriottsville | PO | Alleghany Co, PA | ||
| Hertford | PV, CH | Perquimans Co, NC | water by Perquimans river | |
| Hess Road | PO | Niagara Co, NY | ||
| Hessville | PO | Montgomery Co, NY | ||
| Hester | PO | Marion Co, MO | ||
| Hetricks | PO | York Co, PA | ||
| Heuvelton | PV | Oswegatchie twp, St Lawrence Co, NY | water by Oawegatchie river | |
| Hevener's Store | PO | Highland Co, VA | ||
| Heverlyville | PO | Bradford Co, PA | ||
| Hewit | PO | Boone Co, VA |