MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

Lexical Index Router • 27 Segments Total

Alphabetical prefix navigation

Index Category: Segment O Block Range: [O]

Vendor Directory — O-Names

Browse hardware manufacturers, telecommunications providers, and registered OUI blockholders starting with O. Showing 101 to 150 of 736 registered vendor entities.

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Vendors in O-Group

736

Verified registry entries

Page Prefixes

75 MA-L / M / S

Allocated blocks on page

Top Jurisdictions

🇺🇸 US (30%) 15 entities

🇯🇵 JP (22%) 11 entities

🇫🇷 FR (10%) 5 entities

Earliest Allocation

1998-04-22 28y in service

OEM ENGINES

Vendor Registry

Page 3 of 15

Vendor / Organization	Jurisdiction	Registration Date	Last Modified	Prefixes	Action
OL éolane	🇫🇷 FR	2011-02-21	2015-08-29	1 Prefix	View
OT Odin TeleSystems Inc	🇺🇸 US	2011-02-21	2015-08-29	1 Prefix	View
OD ODIXION	🇫🇷 FR	2011-02-21	2015-08-29	1 Prefix	View
OR ODrive Robotics	🇺🇸 US	2026-04-24	2026-04-24	1 Prefix	View
OC ODTech Co., Ltd.	🇰🇷 KR	2025-05-30	2025-05-30	1 Prefix	View
OT Odus Technologies SA	🇨🇭 CH	2011-02-21	2015-08-29	1 Prefix	View
OD ODVA	🇺🇸 US	2008-10-25	2015-11-17	1 Prefix	View
OS Odyssee Systemes SAS	🇫🇷 FR	2011-02-21	2015-08-29	1 Prefix	View
OD ODYSSEE-SYSTEMES	🇫🇷 FR	2023-11-10	2023-11-10	1 Prefix	View
OR Odyssey Robot LLC	🇺🇸 US	2025-10-17	2025-10-17	1 Prefix	View
OE Oelmann Elektronik GmbH	🇩🇪 DE	2011-02-21	2015-08-29	1 Prefix	View
OE OEM ENGINES	🇺🇸 US	1998-04-22	2015-11-17	1 Prefix	View
OP OEM PRODUCTION INC.	🇺🇸 US	2016-11-04	2016-11-04	1 Prefix	View
OW OEM Worldwide	🇺🇸 US	2010-01-05	2015-11-17	1 Prefix	View
OC Oerlikon Contraves AG	🇨🇭 CH	2011-02-21	2015-08-29	1 Prefix	View
OT Oerlikon Textile Gmbh&Co.KG	🇨🇳 CN	2018-06-02	2018-06-02	1 Prefix	View
OI OES Inc.	🇨🇦 CA	2016-12-27	2026-08-05	3 Prefixes	View
OE OESOLUTIONS	🇰🇷 KR	2006-08-15	2015-11-17	1 Prefix	View
OS Oetiker Schweiz AG	🇨🇭 CH	2017-12-11	2017-12-11	1 Prefix	View
OD Office Details, Inc.	🇺🇸 US	2001-10-24	2015-11-17	1 Prefix	View
OF Office FA.com Co.,Ltd.	🇯🇵 JP	2012-03-01	2015-11-17	1 Prefix	View
OS Offshore Systems Ltd	🇨🇦 CA	2011-02-21	2015-08-29	1 Prefix	View
OI OFI Inc. (dba 2D2C)	🇨🇦 CA	2012-05-09	2015-08-29	1 Prefix	View
OU Ofil USA	🇺🇸 US	2017-09-27	2017-09-27	1 Prefix	View
OG Ognios GmbH	🇦🇹 AT	2016-02-05	2016-02-05	1 Prefix	View
OE OHASHI ENGINEERING CO.,LTD.	🇯🇵 JP	2019-02-25	2019-02-25	1 Prefix	View
OS Ohio Semitronics, Inc.	🇺🇸 US	2014-04-14	2016-02-18	1 Prefix	View
OE OHKURA ELECTRIC CO., LTD.	🇯🇵 JP	1998-04-22	2015-11-17	1 Prefix	View
OG OHLER GMBH	🇩🇪 DE	1998-04-22	2015-11-17	1 Prefix	View
OT Ohm Tech Labs, Inc.	🇺🇸 US	2000-12-04	2015-11-17	1 Prefix	View
OT OHM TECHNOLOGIES INTL, LLC	🇺🇸 US	1998-04-22	2015-11-17	1 Prefix	View
OE OHMORI ELECTRIC INDUSTRIES CO.LTD	🇯🇵 JP	2016-02-18	2016-02-18	1 Prefix	View
OH OHSUNG	🇰🇷 KR	2012-03-01	2026-01-20	16 Prefixes	View
OE OI ELECTRIC CO.,LTD	🇯🇵 JP	1998-04-22	2024-11-22	5 Prefixes	View
OI Oilfind International LLC	🇺🇸 US	2015-11-17	2015-11-17	1 Prefix	View
OA OJ-Electronics A/S	🇩🇰 DK	2008-10-25	2015-11-17	1 Prefix	View
OR OJSC Rawenstvo	🇷🇺 RU	2011-02-21	2015-08-29	1 Prefix	View
OU OJSC Ufimskiy Zavod Promsvyaz	🇷🇺 RU	2011-11-01	2015-11-17	1 Prefix	View
OE OKANO ELECTRIC CO.,LTD	🇯🇵 JP	2002-06-05	2015-11-17	1 Prefix	View
OD OKI DENKI BOHSAI CO.,LTD.	🇯🇵 JP	2011-02-21	2015-08-29	1 Prefix	View
OE OKI ELECTRIC INDUSTRY CO., LTD	🇯🇵 JP	2000-11-09	2015-11-17	1 Prefix	View
OE Oki Electric Industry Co., Ltd.	🇯🇵 JP	2004-06-05	2015-11-17	3 Prefixes	View
OS Oki Seatec Co., Ltd.	🇯🇵 JP	2013-04-03	2015-08-29	1 Prefix	View
OS Okolab Srl	🇮🇹 IT	2018-04-05	2018-04-05	1 Prefix	View
OR OktoInform RUS	🇷🇺 RU	2019-11-07	2019-11-07	1 Prefix	View
OC OKUMA CORPORATION	🇯🇵 JP	1998-04-22	2015-11-17	1 Prefix	View
OC OL'E COMMUNICATIONS, INC.	🇺🇸 US	2000-11-09	2015-11-17	1 Prefix	View
OS Ola Sense Inc	🇺🇸 US	2019-07-16	2019-07-16	1 Prefix	View
OL OLEDCOMM	🇫🇷 FR	2017-10-28	2022-11-17	3 Prefixes	View
OE OLENCOM ELECTRONICS	🇮🇱 IL	2000-11-09	2015-11-17	1 Prefix	View

Showing 101 to 150 of 736 entries