| Highway 166 | ||||
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| Avenida Jorge Alberto Ramos Comas | ||||
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| Maintained by Puerto Rico DTPW | ||||
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Puerto Rico Highway 166, or PR-166, is a by-pass in San Germán, Puerto Rico. The highway is an avenue which was built for drivers passing through PR-102 could bypass the downtown area of San Germán. This highway could therefore be considered as ALT 102.
Among its intersections are PR-102 (to downtown San Germán, Cabo Rojo and Sabana Grande), PR-101 (to Lajas) and PR-122 (to PR-2).