Alaska Gazetteer
| Cultural Feature Type: | Heliports |
| Name: | Spy Island Drill-Site Heliport |
| FAA Airport Code: | AA51 |
| AirNav.com: | Airport Profile for AA51 |
| Primary Point (PP): | 70.55629, -149.91055 |
| Location of PP: | AK 99789 NEAR North Slope Borough |
| TNM fCode: | 20001 |
| Data Source: | Federal Aviation Administration |
| Courtesy of: | The National Map | U.S. Geological Survey |
The National Map Feature Code (TNM fCode) Description: 20001
An area of land, water, or a structure used or intended to be used for the landing and takeoff of helicopters, and includes its building and facilities, if any.
