- OTP
- One Time Password (Computing » Networking)*** One Time Programmable (Computing » Software)** One Time Pad (Governmental » Military)* Over Temperature Protection (Academic & Science » Electronics)* On The Phone (Internet » Chat)* Ought To Pass (Community » Educational)* Opposite Track Path (Governmental » Military)* One True Pairing (Internet)* On The Premises (Computing » Telecom)* Off Topic Post (Internet » Chat)* Outline Test Plan (Governmental » Military)* Otopeni, Romania (Regional » Airport Codes)* Operational Test Plan (Governmental » Military)* Off The Path (Miscellaneous)* One Tree Point (Business)* Oem Technology Provider (Business » Firms)* Open Telecommunications Platform (Computing » Telecom)* Out To Practice (Medical » Hospitals)
Abbreviations dictionary. 2012.