| Identifier: | IRSIF |
| NAS ID: | IRSIF |
| Name: | IRSIF |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | PENNSYLVANIA |
| ICAO Region: | K6 |
| Latitude: | 40-09-17.700N (40.154900) |
| Longitude: | 079-33-38.800W (-79.560800) |
| Magnetic Variance: | 9.5 W as of 9/30/2025 |
| High ARTCC Area: | |
| Low ARTCC Area: | ZOB |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SPECIAL DP |
| SPECIAL IAP |