| Identifier: | CFLSR |
| NAS ID: | CFLSR |
| Name: | CFLSR |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MASSACHUSETTS |
| ICAO Region: | K6 |
| Latitude: | 42-15-28.210N (42.257800) |
| Longitude: | 071-42-12.730W (-71.703500) |
| Magnetic Variance: | 13.8 W as of 9/30/2025 |
| High ARTCC Area: | ZBW |
| Low ARTCC Area: | ZBW |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| IAP |