National Secondary Route 123, or just Route 123 (, or ) is a National Road Route of Costa Rica, located in the Alajuela, Heredia provinces.
Description In Alajuela province the route covers Alajuela canton (Alajuela and Desamparados districts).
In Heredia province the route covers Santa Bárbara canton (Santa Bárbara, San Pedro, and San Juan districts) and Flores canton (San Joaquín, Barrantes, and Llorente districts).
References