International Route 203-CH is a branch line road going eastward from Lanco at Chile Highway 5 to Huahum Pass at the border to Argentina. Some settlements along the road includes: Lanco, Malalhue, Panguipulli and Neltume. The road is paved from Lanco to the north side of Panguipulli Lake where it becomes a gravel road.[citation needed]
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| Ruta 203 | |
 Route 203-CH passing along the northern shores of Panguipulli Lake. | |
| Location | |
| Country | Chile |
| Highway system | |
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