| Post Office Name | Latitude | Longitude | GNIS Map Designation |
| Armstrong-Ringsted High School | 432356N | 0942845W | Armstrong |
| Armstrong-Ringsted Middle School | 431735N | 0943026W | Ringsted |
| Bolstead School (historical) | 432353N | 0944916W | Estherville |
| Demoney Elementary School | 432400N | 0944920W | Estherville |
| Estherville Community Christian School | 432451N | 0945228W | Estherville |
| Estherville Lincoln Central High School | 432405N | 0944926W | Estherville |
| Estherville Lincoln Central Middle School | 432422N | 0945016W | Estherville |
| Laker High School | 432341N | 0944901W | Estherville |
| Lincoln Elementary School | 432443N | 0944955W | Estherville |
| McKinley Elementary School | 432413N | 0945034W | Estherville |
| McKinley School | 432428N | 0945049W | Estherville |
Source: GNIS
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