| State: | NM |
| Type: | SR |
| Route: | 220 |
| Alternate Name: | Billy the Kid Trail |
| Length Mi: | 16.008 |
| Map Custom: | yes |
| Length Ref: | [1] |
| Direction A: | West |
| Direction B: | East |
| Counties: | Lincoln |
| Previous Type: | NM |
| Previous Route: | 219 |
| Next Type: | NM |
| Next Route: | 221 |
State Road 220 (NM 220) is a 16.008adj=midNaNadj=mid state highway in the US state of New Mexico. NM 220's western terminus is at NM 48 northwest of Alto, and the eastern terminus is at U.S. Route 380 (US 380) east of Capitan.