Complete ZIP Code Details
| ZIP Code | 52568 |
| City | Martinsburg |
| State | Iowa (IA) |
| County | Keokuk |
| Timezone | America/Chicago |
| Coordinates | 41.1779000, -92.2507700 |
| Population | 80 |
| ZIP Type | STANDARD |
| Country | United States |
| ZIP Code | 52568 |
| City | Martinsburg |
| State | Iowa (IA) |
| County | Keokuk |
| Timezone | America/Chicago |
| Coordinates | 41.1779000, -92.2507700 |
| Population | 80 |
| ZIP Type | STANDARD |
| Country | United States |