New Mexico State Road 400
State Road 400 (NM 400) is a 10.620-mile-long (17.091 km) state highway in the US state of New Mexico. NM 400's southern terminus is at the end of state maintenance where it continues as County Route 50 in McGaffey, and the northern terminus is at NM 118 and Historic US 66 in Wingate.
Major intersections
The entire route is in McKinley County.
| Location | mi | km | Destinations | Notes | |
|---|---|---|---|---|---|
| Wingate | 0.000 | 0.000 |   NM 118 / Historic US 66 | Northern terminus | |
| 0.001 | 0.0016 |   I-40 east | I-40 exit 33, eastbound on/ off ramps only | ||
| McGaffey | 10.620 | 17.091 |  CR 50 | Southern terminus, continues as CR 50 | |
| 1.000 mi = 1.609 km; 1.000 km = 0.621 mi | |||||
