Puerto Rico Highway 37
| Ruta 37 | ||||
| Route information | ||||
| Maintained by Puerto Rico DTPW | ||||
| Length | 6.8 km (4.2 mi) | |||
| Major junctions | ||||
| West end | PR-35 in Santurce | |||
| East end | PR-187 in Cangrejo Arriba | |||
| Location | ||||
| Country | United States | |||
| Territory | Puerto Rico | |||
| Municipalities | San Juan, Carolina | |||
| Highway system | ||||
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Puerto Rico Highway 37 (PR-37) is an urban road between San Juan (in Santurce area) and Carolina (in Isla Verde area). In Santurce is known as Calle Loíza and the Isla Verde area is known as Avenida Isla Verde.