O

		O

Flag	Company	Country
	Oregon Steamship Co. Ltd, London.	UK
	Oceania - Sušak	Croatia
	C.A. Olsen	Norway
	Oriental Exporters, Inc.	United States
	O.M.I. Corp., New York	United States
	Albert Evers und Classen	Germany
	Boyd & Hincken	United States
	Sverige-Levanten Akt. (Dan Brostrom), Gothenburg	Sweden
	Reederei „Oder“	Germany
	Carnival Cruise Lines, Inc. Carnival Cruise Lines	Panama United States
	"Ohio" (ship, 1813-1845)	United States
	Fredrik Olsson & Co	Sweden
	Orion Expedition Cruises Pty. Ltd.	Australia
	Ore SS Co.	United States
	Oosterwijk	Netherlands
	Olympic Subsea	Norway
	Oranje Verzekeringen (different forms of flag or pennant)	Netherlands
	N.V. Stoomvaart-Maatschappij "Oostzee" (= Baltic sea), Amsterdam	Netherlands
	Syndikats Rhederei Gesellschaft, Hamburg	Germany
	Ofotens Dampskipsselskap A/S	Norway
	Othello Shipping Co.	Denmark
	Orion Bulkers GmbH & Co. KG	Germany
	Olea Tankschiffahrtsges. mbH	Germany
	Compagnie de Navigation d'Orbigny	France
	Bilgenentölungsgesellschaft mbH	Germany
	Rhederei A.-G. 'Oceana'	Germany
	Oscar Ott	Germany
	D. Oltmann & Co., K.G., Bremen	Germany
	Schiffahrtskontor Oste	Germany
	Orion Rederierne A/S (Copenhagen)	Denmark
	AB Kungsoil	Sweden
	Ofoten & Vesteraalens D/S A/S, Narvik	Norway
	Oceanic Steamship Company	United States
	Oosse Maritiem BV	Netherlands
	Orient Shipping Line Palestine	Palestine
	Reederei Ges(chwister?) Gerhard Oltmann K.G., Drochtersen	Germany
	Pickenpack Fishing company	Germany
	Oudkerk BV	Netherlands