This country has 14 unverified place names.
| Alabama | 39 |
| Alaska | 20 |
| Arizona | 38 |
| Arkansas | 36 |
| California | 400 |
| Colorado | 66 |
| Connecticut | 78 |
| Delaware | 8 |
| District of Columbia | 1 |
| Florida | 173 |
| Georgia | 71 |
| Guantánamo Bay Naval Base | 1 |
| Hawaiʻi | 30 |
| Idaho | 27 |
| Illinois | 180 |
| Indiana | 85 |
| Iowa | 81 |
| Kansas | 80 |
| Kentucky | 34 |
| Louisiana | 35 |
| Maine | 46 |
| Maryland | 68 |
| Massachusetts | 196 |
| Michigan | 142 |
| Minnesota | 111 |
| Mississippi | 46 |
| Missouri | 88 |
| Montana | 34 |
| Nebraska | 40 |
| Nevada | 12 |
| New Hampshire | 55 |
| New Jersey | 190 |
| New Mexico | 22 |
| New York | 319 |
| North Carolina | 57 |
| North Dakota | 16 |
| Ohio | 127 |
| Oklahoma | 53 |
| Oregon | 55 |
| Pennsylvania | 225 |
| Rhode Island | 20 |
| South Carolina | 34 |
| South Dakota | 21 |
| Tennessee | 33 |
| Texas | 160 |
| Unknown | 3 |
| Utah | 27 |
| Vermont | 49 |
| Virginia | 69 |
| Washington | 70 |
| West Virginia | 25 |
| Wisconsin | 97 |
| Wyoming | 14 |