English abbreviations from otn to ots
- OTN(Ed-Air Airport (FAA: 2IG4))
- OTO(Ordo Templi Orientis (Latin, "Order of the Temple of the East", i.e. the Order of Oriental Templars))
- OTOE(Objective TOE)
- OTOH(On The Other Hand)
- OTOR(On Track Off Road (Magazine))
- OTP(Henri Coandă International Airport)
- OTPROM(One Time Programmable Read Only Memory)
- OTQ(Orthopaedie-Technik Quarterly)
- OTR(Coto 47 Airport)
- O. Trinit.(Ordo Sanctissimae Trinitatis (Trinitarians))
- OTRR(Operational Test Readiness Review)
- OTRS(Open-source Ticket Request System)
- OTS(Officer Training School)
