| Country: | PHL |
| Maragondon–Magallanes–Amuyong Road | |
| Type: | N |
| Alternate Name: | Maragondon–Magallanes–Alfonso Road |
| Image Notes: | Maragondon–Magallanes–Amuyong Road in Alfonso |
| Maint: | Department of Public Works and Highways (DPWH) - Cavite 2nd District Engineering Office |
| Length Km: | 37.97 |
| Allocation: | |
| Direction A: | North |
| Direction B: | South |
| Terminus A: | in Maragondon |
| Terminus B: | in Alfonso |
| Provinces: | Cavite |
| Towns: | Maragondon, Naic, Magallanes, Alfonso |
| Previous Type: | N |
| Previous Route: | 405 |
| Next Type: | N |
| Next Route: | 407 |
The Maragondon–Magallanes–Amuyong Road or Maragondon–Magallanes–Alfonso Road is a two- to four-lane, secondary road in Cavite, Philippines.[1] It connects the municipality of Maragondon and the municipality of Alfonso.
The entire road is designated as National Route 406 (N406) of the Philippine highway network.