| Johnstown, Illinois | |
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| — Unincorporated community — | |
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Johnstown, Illinois
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| Coordinates: | |
| Country | United States |
| State | Illinois |
| County | Cumberland |
| Elevation | 623 ft (190 m) |
| Time zone | Central (CST) (UTC-6) |
| • Summer (DST) | CDT (UTC-5) |
| Area code(s) | 217 |
| GNIS feature ID | 411190[1] |
Johnstown is an unincorporated community in Cumberland County, Illinois, United States. Johnstown is 6.5 miles (10.5 km) north-northwest of Toledo.
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