Geographic Abbreviations and Acronyms

1. NABCI
   North American Bird Conservation Initiative (nab-see)
2. NABGG
   National Association for Black Geologists and Geophysicists
3. NAC
   NASA Advisory Council
4. NACIS
   North American Cartographic Information Society
5. NACS
   National Association of County Surveyors
6. NAD
   North American Datum
7. NAD 27
   North American Datum of 1927
8. NAD 83
   North American Datum of 1983
9. NAD27
   North American Datum of 1927
10. NAD83
    North American Datum of 1983
11. NADCON
    North American Datum Conversion
12. NADEC
    National Atlas Development Centre
13. NADO
    National Association of Development Organizations
14. NAFSMA
    National Association of Flood and Stormwater Management Agencies
15. NAGT
    National Association of Geoscience Teachers
16. NAHSC
    National Automated Highway System Consortium
17. NBF
    Nebenbahnhof
18. NBFU
    National Board of Fire Underwriters
19. NBG
    Nurnberg
20. NBI
    National Bridge Inventory

Last updated: May 23, 2020 — Total entries: 4,554