Internet Abbreviations and Acronyms

1. OOTN
   Outfit of The Night
2. OOYL
   Only Once You Live
3. OP
   Original Poster
4. OP
   Operator
5. OP
   Outpost
6. OPA
   Online Personal Access
7. OPAC
   On-Line Public Access Catalogues
8. OPAC
   Online Public Access Catalogue
9. OPACS
   On-Line Public Access Catalogues
10. OPER
    Operator
11. OPER SYST
    Operating System
12. OPI
    Organización De Periodistas En Internet
13. OPL
    Oh Pee Live
14. OPN
    Online Pagan Networks
15. OPP
    Office of Plans and Policy
16. OPP
    Opposition
17. OPPA
    Online Privacy Protection Act of 2003
18. OPR
    Operator
19. OPRK
    in fantasy football = Opponent rank
20. OPSEC
    Open Platform for Secure Enterprise Connectivity Alliance

Last updated: May 24, 2020 — Total entries: 8,931