O
OC -Organization Coordinator
OCD – Operational Concept Document
OIC – Officer-in-charge
OMC – Office of Motor Carriers
OOS – Out of Service
OP-1 – Operating authority for non-Mexican domiciled motor carriers, property (regulated property and household goods) brokers, and enterprise carriers.
OP-1 (ETA/TA) – Temporary or emergency (official natural or national emergencies) operating authority for a specified period of time (either 120 or 180 days).
OP-1 (F) – Operating authority for freight forwarders.
OP- (P) – Operating authority for motor carriers of passengers.
OP-2 – Registration form for Mexico-domiciled for-hire motor carriers and motor private carriers who transport property only in municipalities in the United States on the United States-Mexico international border, or within the commercial zones of such municipalities.
Orig – Original, Origination, or Originating
ORM – Other Regulated Material
OSF – Open Software Foundation
OpCon – Operator Console