Telecom Abbreviations and Acronyms

1. OH
   Operator Handlee
2. OHA
   Overhead Access
3. OHB
   Overhead Byte
4. OHBT
   Off Hook Balance Test
5. OHC
   Originating Half-Call
6. OHD
   Optical Hard Drive
7. OHD
   Optical Heterodyne Detection
8. OHD
   Ovhr-Heat Detector
9. OHDACC
   Operator Handled Directory Assistance Call Completion
10. OHECD
    Outgoing Half Echo Control Device
11. OHG
    Operators Harmonizamion Group
12. OHI
    Overhead Interface
13. OHIP
    Office Hardware Inventory Package
14. OHQ
    Off-Hook Queue
15. OHQ
    Off-Hook Queuing
16. OHQT
    Off Hook Queue Tone
17. OHR
    Overhead Router
18. OHR
    Optical Handwriting Recognition
19. OHSP
    Operator-Handled Split-Referral
20. OHVA
    Off-Hook Voice Announce

Last updated: October 28, 2020 — Total entries: 29,496