Airport codes Abbreviations and Acronyms

1. 5N8
   Casselton Regional Airport, Casselton, North Dakota USA
2. 5N9
   Montauk Seaplane Base, Montauk, New York USA
3. 5ND6
   Hillsboro Municipal Airport, Hillsboro, North Dakota USA
4. 5NI
   Nikolai Airport, Nikolai, Alaska USA
5. 5NK
   Naknek Airport, Naknek, Alaska USA
6. 5NN
   Nondalton Airport, Nondalton, Alaska USA
7. 5OK2
   Hooker Municipal Airport, Hooker, Oklanoma USA
8. 5Q2
   United States Forest Service Chester Heliport, Chester, California USA
9. 5QC
   Quartz Creek/ Kougarok Airport, Quartz Creek, Alaska USA
10. 5R1
    Roy Wilcox Airport, Chatom, Alabama USA
11. 5R2
    Ocean Springs Airport, Ocean Springs, Mississippi USA
12. 5R3
    Rusty Allen Airport, Lago Vista, Texas USA
13. 5R4
    Foley Municipal Airport, Foley, Alabama USA
14. 5R5
    Wharton Municipal Airport, Wharton, Texas USA
15. 5R7
    Roy E Ray Airport, Irvington, Alabama USA
16. 5R8
    De Quincy Industrial Airpark Airport, De Quincy, Louisiana USA
17. 5S0
    Oakridge State Airport, Oakridge, Oregon USA
18. 5S1
    George Felt Airport, Roseburg, Oregon USA
19. 5S2
    Crescent Lake State Airport, Crescent Lake, Oregon USA
20. 5S4
    Toledo State Airport, Toledo, Oregon USA

Last updated: July 7, 2021 — Total entries: 5,175