| Identifier: | GRETT |
| NAS ID: | GRETT |
| Name: | GRETT |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | NEBRASKA |
| ICAO Region: | K3 |
| Latitude: | 41-08-59.390N (41.149800) |
| Longitude: | 096-01-21.550W (-96.022700) |
| Magnetic Variance: | 2.1 E as of 9/30/2025 |
| High ARTCC Area: | ZMP |
| Low ARTCC Area: | ZMP |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| ENROUTE LOW |