Ordnance Survey Abbreviations and Acronyms

1. IDT
   Instrumental Detail Trace
2. IH
   Inspection Hole
3. IIUN
   June
4. IM
   Isle of Man
5. IN
   Inches
6. IND
   Independent
7. INDEP
   Independent
8. INDT
   Independent
9. INDY
   Independent
10. INF
    Infant
11. INF
    Infirmary
12. INFT
    Infant
13. INS
    Inches
14. ION
    January
15. IOW
    Isle of Wight
16. IP
    iron pipe
17. IR
    Iron Rod
18. IS
    Isles of Scilly
19. IS
    Isle
20. IS
    Island

Last updated: May 23, 2020 — Total entries: 1,418