1850 Atlas
| Name | What | Place | Pop | Other |
| West Hadley | PO | Hadley twp, Saratoga Co, NY | ||
| West Halifax | PO | Halifax twp, Windham Co, VT | ||
| West Hampden | PO | Penobscot Co, ME | ||
| West Hampton | PT | Hampshire Co, MA | 602 | water by North river |
| West Hanover | PV | Dauphin Co, PA | ||
| West Harpeth | PO | Williamson Co, TN | ||
| West Harpswell | PO | Cumberland Co, ME | ||
| West Hartford | PO | Hartford twp, Windham Co, VT | ||
| West Hartford | PV | Hartford twp, Hartford Co, CT | ||
| West Harwick | PV | Harwick twp, Barnstable Co, MA | ||
| West Haven | PT | Rutland Co, VT | 718 | water by Lake Champlain, Poultney & Hubbardton rivers, Cogman's creek |
| West Haven | PV | New Haven Co, CT | ||
| West Haverford | PO | Haverford twp, Delaware Co, PA | ||
| West Hawley | PO | Franklin Co, MA | ||
| West Hebron | PO | Hebron twp, Washington Co, NY | ||
| West Hebron | PO | McHenry Co, IL | ||
| West Hempfield | PT | Lancaster Co, PA | 1,618 | water by Susquehanna river, Chicque's & Strickler's creeks |
| West Henrietta | PO | Henrietta twp, Monroe Co, NY | ||
| West Hills | PO | Huntington twp, Suffolk Co, Long Island, NY | ||
| West Howland | PO | Penobscot Co, ME | ||
| West Hurley | PO | Hurley twp, Ulster Co, NY | ||
| West Jefferson | PV | Lincoln Co, ME | ||
| West Jefferson | PV | Jefferson twp, Madison Co, OH | 436 | water by Little Darby creek |
| West Jersey | PO | Stark Co, IL | ||
| West Junius | PO | Seneca Co, NY | ||
| West Kendall | PO | Orleans Co, NY | ||
| West Kill | PV | Lexington twp, Greene Co, NY | ||
| West Killingly | PV | Killingly twp, Windham Co, CT | ||
| West Kinderhook | PO | Tipton Co, IN | ||
| West Lafayette | PO | Lafayette twp, Coshocton Co, OH | ||
| West Laurens | PO | Otsego Co, NY | ||
| West Lebanon | PT | Lebanon twp, York Co, ME | ||
| West Lebanon | PO | Lebanon twp, Grafton Co, NH | ||
| West Lebanon | PO | Indiana Co, PA | ||
| West Lebanon | PO | Wayne Co, OH | ||
| West Lebanon | PV | Warren Co, IN | ||
| West Levant | PO | Penobscot Co, ME | ||
| West Lexington | PO | Lexington twp, Greene Co, NY | ||
| West Leyden | PO | Leyden twp, Lewis Co, NY | ||
| West Liberty | PV | Ohio Co, VA | ||
| West Liberty | PV, CH | Morgan Co, KY | seat of justice, water by Licking creek | |
| West Liberty | PV | Union twp, Logan Co, OH | 643 | water by Mud river |
| West Liberty | PO | Jay Co, IN | ||
| West Liberty | PO | Muscatine Co, IA | ||
| West Liberty | PO | Liberty Co, TX | ||
| West Linklean | PO | Linklaen twp, Chenango Co, NY | ||
| West Littleton | PO | Middlesex Co, MA | ||
| West Lodi | PO | Lodi twp, Seneca Co, NY | ||
| West Lowville | PO | Lowville twp, Lewis Co, NY | ||
| West Lubec | PO | Washington Co, ME | ||
| West Macedon | PO | Wayne Co, NY | ||
| West Madawaska | PO | Aroostook Co, ME | ||
| West Manchester | PT | York Co, PA | 1,361 | water by Conewago & Codorus creeks |
| West Manchester | PO | Alleghany Co, PA | ||
| West Marlborough | PT | Chester Co, PA | 1,130 | water by Clay creek |
| West Martinsburgh | PV | Martinsburgh twp, Lewis Co, NY | ||
| West Medway | PO | Medway twp, Norfolk Co, MA | ||
| West Meriden | PO | Meriden twp, New Haven Co, CT | ||
| West Meredith | PO | Meredith twp, Delaware Co, NY | ||
| West Middleburgh | PV | Logan Co, OH | ||
| West Middlesex | PO | Mercer Co, PA | ||
| West Middletown | PB | Washington Co, PA | 326 | |
| West Milford | PT | Passaic Co, NJ | 2,624 | |
| West Milford | PO | Harrison Co, VA | ||
| West Millbury | PO | Millbury twp, Worcester Co, MA | ||
| West Mill Grove | PO | Perry twp, Wood Co, OH | ||
| West Milton | PO | Milton twp, Chittenden Co, VT | ||
| West Milton | PV | Milton twp, Saratoga Co, NY | ||
| West Milton | PO | Milton twp, Miami Co, OH | ||
| West Minot | PO | Minot twp, Cumberland Co, ME | ||
| West Monroe | PT | Oswego Co, NY | 1,197 | water by Bog creek & Oneida lake |