Airport codes Abbreviations and Acronyms

1. 1N5
   Bennett Airport, Salisbury, Maryland USA
2. 1N7
   Blairstown Airport, Blairstown, New Jersey USA
3. 1N9
   Allentown Queen City Municipal Airport, Allentown, Pennsylvania USA
4. 1O0
   Lake Woahink Seaplane Base, Florence, Oregon USA
5. 1O1
   Grandfield Municipal Airport, Grandfield, Oklahoma USA
6. 1O2
   Lampson Field Airport, Lakeport, California USA
7. 1O3
   Lodi Airport, Lodi, California USA
8. 1O4
   Thomas Municipal Airport, Thomas, Oklahoma USA
9. 1O5
   Montague-Yreka Rohrer Field Airport, Montague, California USA
10. 1O6
    Dunsmuir Municipal/Mott Airport, Dunsmuir, California USA
11. 1O8
    Tipton Municipal Airport, Tipton, Oklahoma USA
12. 1O9
    Fairground Heliport, Oklahoma City, Oklahoma USA
13. 1P1
    Plymouth Municipal Airport, Plymouth, New Hampshire USA
14. 1Q1
    Eckert Field Airport, Strathmore, California USA
15. 1Q2
    Spaulding Airport, Susanville, California USA
16. 1Q4
    New Jerusalem Airport, Tracy, California USA
17. 1Q5
    Gravelly Valley Airport, Upper Lake, California USA
18. 1Q9
    Mili Airport, Mili, Mili Island, Marshall islands
19. 1R1
    Jena Airport, Jena, Louisiana USA
20. 1R4
    Woodworth Airport, Woodworth, Louisiana USA

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