Puerto Rico Highway 173

Highway 173
Highway 173
Ruta 173
Route information
	Maintained by Puerto Rico DTPW
Length	32.2 km (20.0 mi)
Existed	1953–present
Major junctions
South end	PR-14 in Robles–Plata
	PR-727 in Plata; PR-775 in Rabanal; PR-7733 in Sud–Rabanal; PR-172 in Cidra barrio-pueblo; PR-782 in Bayamón–Ceiba; PR-156 in Mula–Sumidero; PR-174 in Aguas Buenas barrio-pueblo; PR-156 in Aguas Buenas barrio-pueblo; PR-795 in Bairoa; PR-797 in Sonadora–Jagüeyes;
North end	PR-1 / PR-8834 in Río
Location
Country	United States
Territory	Puerto Rico
Municipalities	Aibonito, Cidra, Aguas Buenas, Guaynabo
Highway system
	Roads in Puerto Rico; List;

Puerto Rico Highway 173 (PR-173) is a road that travels from Aibonito, Puerto Rico to Guaynabo, passing through Cidra and Aguas Buenas. This highway begins at PR-14 junction in Plata and ends at its intersection with PR-1 and PR-8834 in Río.