| Country | United States of America |
| State | Illinois |
| Region | |
| Airspace | Chicago Ctr |
| Municipality | Crystal Lake |
| Elevation | 909ft (277m) |
| Timezone | GMT -6 |
| Coordinates | 42.22058, -88.28481 |
| Magnetic var | |
| Type | helipad |
| Available since | X-Plane v10.40 |
| ICAO code | IS18 |
| IATA code | n/a |
| FAA code | IS18 |
| code | identifier | dist | bearing | frequency |
|---|---|---|---|---|
| OBK | NORTHBROOK VOR/DME | 14.8 | 90° | 113 |
| DPA | DUPAGE (CHICAGO) VOR/DME | 20 | 191° | 108.40 |
| GCO | DME | 21.8 | 121° | 108.25 |
| UG | WAUKE (CHICAGO/WAUKEGAN) NDB | 25.9 | 63° | 379 |
| ENW | DME | 27.6 | 43° | 109.20 |
| BUU | (BURLINGTON) DME | 28.1 | 358° | 114.50 |
| RA | PASER (RACINE) NDB | 32.5 | 40° | 206 |
| HRK | (RACINE) DME | 38.6 | 41° | 117.70 |
| MX | KEDZI (CHICAGO) NDB | 39.1 | 129° | 248 |
| JOT | JOLIET VOR/DME | 40.5 | 183° | 112.30 |
| RFD | DME | 40.6 | 270° | 110.80 |
| JVL | JANESVILLE VOR/DME | 41.6 | 292° | 114.30 |
| CGT | CHICAGO HEIGHTS VORTAC | 53.2 | 135° | 114.20 |
| BAE | BADGER (MILWAUKEE) VOR/DME | 53.8 | 0° | 116.40 |
| LJT | (MILWAUKEE) DME | 54.5 | 16° | 115.65 |
| GY | GARIE (GARY) NDB | 57.8 | 124° | 236 |
| RYV | ROCK RIVER (WATERTOWN) NDB | 60.4 | 335° | 371 |
| EON | PEOTONE VORTAC | 61.2 | 153° | 113.20 |
The information on this website is not for real aviation. Use this data with the X-Plane flight simulator only! Data taken with kind consent from X-Plane 12 source code and data files. Content is subject to change without notice.