macadress

Vendor directory

17,400 blocks registered in United States.

Page 170 of 174

Every MA-L, MA-M, MA-S, IAB, and CID block IEEE has ever assigned to a named organization, browsable or searchable.

Unique organizations8,990
Total blocks17,400
MA-L count13,564
MA-M count977
MA-S count1,471
IAB count1,289
CID count99
Total address capacity230,262,865,920
Last changed hereSep 4, 2026

Country reflects the address published in the IEEE registration record. It does not indicate where a device was manufactured, sold, located or currently used.

Largest organizations in United States

OrganizationBlocks
Apple, Inc.1,553
Cisco Systems, Inc1,247
IEEE Registration Authority436
Texas Instruments400
Commscope345
Juniper Networks211
Amazon Technologies Inc.204
Dell Inc.184
Hewlett Packard Enterprise176
Silicon Laboratories156
Organization Prefix Type
🇺🇸 WatchGuard Technologies, Inc. 00:01:21:00:00:00 /24 MA-L 🇺🇸 WatchGuard Technologies, Inc. 00:90:7F:00:00:00 /24 MA-L 🇺🇸 WatchGuard Video 00:1D:96:00:00:00 /24 MA-L 🇺🇸 WaterCove Networks 00:50:C2:0A:70:00 /36 IAB 🇺🇸 WATERFORD CONSULTANTS LLC 6C:93:08:10:00:00 /28 MA-M 🇺🇸 WaterFurnace International, Inc. 68:B4:3A:00:00:00 /24 MA-L 🇺🇸 Watermark Estate Management Services, LLC 00:50:C2:D4:80:00 /36 IAB 🇺🇸 WATERS DIV. OF MILLIPORE 00:00:C4:00:00:00 /24 MA-L 🇺🇸 WATERWORLD Technology Co.,LTD BC:E5:9F:00:00:00 /24 MA-L 🇺🇸 Watlow 00:03:AA:00:00:00 /24 MA-L 🇺🇸 WATTER 8C:1F:64:05:40:00 /36 MA-S 🇺🇸 Watthour Engineering Co., Inc. 00:50:C2:96:70:00 /36 IAB 🇺🇸 Watthour Engineering Co., Inc. 8C:1F:64:B0:E0:00 /36 MA-S 🇺🇸 WAVE 70:B3:D5:ED:70:00 /36 MA-S 🇺🇸 Wave7 Optics 00:06:0D:00:00:00 /24 MA-L 🇺🇸 Wavefly Corporation 00:50:C2:0B:40:00 /36 IAB 🇺🇸 Wavefront Semiconductor 00:13:F0:00:00:00 /24 MA-L 🇺🇸 WaveGo Tech LLC A0:2B:44:00:00:00 /24 MA-L 🇺🇸 Wavelab Global Inc. 90:D7:BE:00:00:00 /24 MA-L 🇺🇸 WaveLynx Technologies Corporation 5C:26:23:00:00:00 /24 MA-L 🇺🇸 Waverly Labs Inc. EC:9F:0D:30:00:00 /28 MA-M 🇺🇸 WaveSmith Networks, Inc. 00:04:12:00:00:00 /24 MA-L 🇺🇸 WaveSpan Corporation 00:60:C1:00:00:00 /24 MA-L 🇺🇸 WaveSplitter Technologies, Inc. 00:0F:0E:00:00:00 /24 MA-L 🇺🇸 Wavestream Corp 8C:1F:64:3C:60:00 /36 MA-S 🇺🇸 Wavetronix 1C:C1:1A:00:00:00 /24 MA-L 🇺🇸 WavTek Technologies, Inc 20:19:F3:00:00:00 /24 MA-L 🇺🇸 WAVTrace, Inc. 00:90:11:00:00:00 /24 MA-L 🇺🇸 WAXESS USA Inc D4:6F:42:00:00:00 /24 MA-L 🇺🇸 wayfiwireless.com 8C:1F:64:68:10:00 /36 MA-S 🇺🇸 WAYNE ANALYTICS LLC 70:B3:D5:30:10:00 /36 MA-S 🇺🇸 Wayne Dalton Corp. 00:50:C2:A4:90:00 /36 IAB 🇺🇸 Wayport, Inc. 00:01:B4:00:00:00 /24 MA-L 🇺🇸 WayTools, LLC B8:F5:E7:00:00:00 /24 MA-L 🇺🇸 Wearable Inc. D0:E4:0B:00:00:00 /24 MA-L 🇺🇸 Wearhaus Inc. 1C:F0:3E:00:00:00 /24 MA-L 🇺🇸 Wearsafe Labs Inc 40:54:E4:00:00:00 /24 MA-L 🇺🇸 WeatherFlow-Tempest, Inc 6C:2A:DF:E0:00:00 /28 MA-M 🇺🇸 WEATHERNEWS INC. 00:16:BA:00:00:00 /24 MA-L 🇺🇸 Web Sensing LLC 34:0F:66:00:00:00 /24 MA-L 🇺🇸 Weber-Stephen Products LLC 70:91:8F:00:00:00 /24 MA-L 🇺🇸 WEBGEAR, INC. 00:E0:77:00:00:00 /24 MA-L 🇺🇸 WebSonic 00:10:89:00:00:00 /24 MA-L 🇺🇸 WebSprint Communications, Inc. 00:E0:F3:00:00:00 /24 MA-L 🇺🇸 WEBSTER COMPUTER CORPORATION 00:00:18:00:00:00 /24 MA-L 🇺🇸 WebTV NETWORKS, INC. 00:E0:1D:00:00:00 /24 MA-L 🇺🇸 Wegener Communications, Inc. 00:07:8B:00:00:00 /24 MA-L 🇺🇸 Weinschel Corporation 00:03:8F:00:00:00 /24 MA-L 🇺🇸 Weiser A8:EA:E4:00:00:00 /24 MA-L 🇺🇸 Welch Allyn, Inc. 00:1A:FA:00:00:00 /24 MA-L 🇺🇸 Weldex Corporation 00:18:9C:00:00:00 /24 MA-L 🇺🇸 Welding Technology Corporation 00:18:EC:00:00:00 /24 MA-L 🇺🇸 WeLink Communications 6C:10:8B:00:00:00 /24 MA-L 🇺🇸 Welkin Sciences, LLC 00:1E:4D:00:00:00 /24 MA-L 🇺🇸 Wellcore Corporation 70:D5:E7:00:00:00 /24 MA-L 🇺🇸 Wellntel, Inc. 2C:6A:6F:A0:00:00 /28 MA-M 🇺🇸 Wellspring Wireless 00:1D:B9:00:00:00 /24 MA-L 🇺🇸 Weltronics Corp. 00:50:C2:1C:20:00 /36 IAB 🇺🇸 Wenzel Associates B4:DF:43:20:00:00 /28 MA-M 🇺🇸 WESCO INTEGRATED SUPPLY AC:1D:DF:A0:00:00 /28 MA-M 🇺🇸 Wescon Technology, Inc. 00:21:8B:00:00:00 /24 MA-L 🇺🇸 WEST EGG SYSTEMS, INC. 00:20:28:00:00:00 /24 MA-L 🇺🇸 West Pharmaceutical Services, Inc. 8C:1F:64:84:E0:00 /36 MA-S 🇺🇸 West-Com Nurse Call Systems, Inc. 00:50:C2:2A:30:00 /36 IAB 🇺🇸 West-Com Nurse Call Systems, Inc. 00:50:C2:EB:A0:00 /36 IAB 🇺🇸 West-Com Nurse Call Systems, Inc. 70:B3:D5:AA:80:00 /36 MA-S 🇺🇸 Westala Technologies Inc. 74:95:33:00:00:00 /24 MA-L 🇺🇸 Westar Display Technologies D0:9F:D9:20:00:00 /28 MA-M 🇺🇸 Westcontrol AS 24:80:00:00:00:00 /24 MA-L 🇺🇸 Westell Technologies Inc. 00:0F:DB:00:00:00 /24 MA-L 🇺🇸 Westell Technologies Inc. 00:18:3A:00:00:00 /24 MA-L 🇺🇸 Westell Technologies Inc. 00:23:97:00:00:00 /24 MA-L 🇺🇸 Westell Technologies Inc. 00:60:0F:00:00:00 /24 MA-L 🇺🇸 Westell Technologies Inc. 0C:D5:02:00:00:00 /24 MA-L 🇺🇸 Western DataCom Co., Inc. 00:09:D3:00:00:00 /24 MA-L 🇺🇸 WESTERN DIGITAL 00:90:A9:00:00:00 /24 MA-L 🇺🇸 WESTERN DIGITAL CORPORATION 00:00:C0:00:00:00 /24 MA-L 🇺🇸 Western Digital Technologies, Inc. 00:14:EE:00:00:00 /24 MA-L 🇺🇸 Western Digital Technologies, Inc. CA:08:3C:00:00:00 /24 CID 🇺🇸 Western Engravers Supply, Inc. 00:21:F5:00:00:00 /24 MA-L 🇺🇸 Western Multiplex Corporation 00:04:44:00:00:00 /24 MA-L 🇺🇸 Western Reserve Controls, Inc. C8:63:14:00:00:00 /28 MA-M 🇺🇸 Western Telematic Inc. 00:09:9B:00:00:00 /24 MA-L 🇺🇸 Westinghouse Digital 50:97:72:00:00:00 /24 MA-L 🇺🇸 Westinghouse Electric Company, LLC 18:0C:77:00:00:00 /24 MA-L 🇺🇸 WESTPORT RESEARCH ASSOCIATES, INC. 00:A0:E1:00:00:00 /24 MA-L 🇺🇸 Westwave Communications 00:06:BA:00:00:00 /24 MA-L 🇺🇸 WeWork Companies, Inc. 70:B3:D5:2C:C0:00 /36 MA-S 🇺🇸 WHDI LLC 00:23:7B:00:00:00 /24 MA-L 🇺🇸 Wheatstone Corporation 80:E4:DA:00:00:00 /28 MA-M 🇺🇸 Wheatstone Corporation 00:50:C2:23:C0:00 /36 IAB 🇺🇸 Wheatstone Corporation 00:50:C2:BC:40:00 /36 IAB 🇺🇸 Wheatstone Corporation 00:50:C2:F0:90:00 /36 IAB 🇺🇸 Wheatstone Corporation 40:D8:55:07:F0:00 /36 IAB 🇺🇸 Wheatstone Corporation 40:D8:55:1D:70:00 /36 IAB 🇺🇸 Wheels of Zeus Inc. 00:50:C2:3C:80:00 /36 IAB 🇺🇸 WhereNet 00:04:F1:00:00:00 /24 MA-L 🇺🇸 WhereWhen Corp 94:FD:1D:00:00:00 /24 MA-L 🇺🇸 Wherible GPS, Inc. 8C:1F:64:76:B0:00 /36 MA-S 🇺🇸 Whiptail 40:D8:55:0B:B0:00 /36 IAB
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