macadress

Vendor directory

17,500 blocks registered in United States.

Page 9 of 175

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

Unique organizations9,008
Total blocks17,500
MA-L count13,649
MA-M count984
MA-S count1,479
IAB count1,289
CID count99
Total address capacity231,696,302,080
Last changed hereOct 6, 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.1,573
Cisco Systems, Inc1,257
IEEE Registration Authority439
Texas Instruments400
Commscope345
Juniper Networks213
Amazon Technologies Inc.206
Dell Inc.185
Hewlett Packard Enterprise179
Silicon Laboratories158
Organization Prefix Type
🇺🇸 Amazon Technologies Inc. CC:F7:35:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. D4:91:0F:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. D8:BE:65:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. D8:FB:D6:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. DC:54:D7:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. DC:91:BF:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. DC:A0:D0:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. E0:CB:1D:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. E0:F7:28:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. E8:4C:4A:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. E8:D8:7E:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. EC:0D:E4:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. EC:2B:EB:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. EC:31:5F:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. EC:8A:C4:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. EC:A1:38:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:27:2D:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:2F:9E:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:4F:7C:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:81:73:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:A2:25:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:D2:F1:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F0:F0:A4:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F4:03:2A:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F8:54:B8:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. F8:FC:E1:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:0F:76:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:49:2D:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:65:DE:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:A1:83:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:A6:67:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:D7:49:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. FC:E9:D8:00:00:00 /24 MA-L 🇺🇸 Amazon Technologies Inc. 20:0A:0D:B0:00:00 /28 MA-M 🇺🇸 Amazon Technologies Inc. 70:B3:D5:27:00:00 /36 MA-S 🇺🇸 Amazon Technologies Inc. 70:B3:D5:E6:F0:00 /36 MA-S 🇺🇸 Amazon.com, LLC 5C:41:5A:00:00:00 /24 MA-L 🇺🇸 Ambarella Inc. 8C:1F:64:C3:10:00 /36 MA-S 🇺🇸 Amber Kinetics Inc 70:B3:D5:05:C0:00 /36 MA-S 🇺🇸 AMBER NETWORKS 00:30:9F:00:00:00 /24 MA-L 🇺🇸 AMBER WAVE SYSTEMS, INC. 00:A0:86:00:00:00 /24 MA-L 🇺🇸 AmbiCom, Inc. 00:10:7A:00:00:00 /24 MA-L 🇺🇸 Ambient Corporation 00:15:B1:00:00:00 /24 MA-L 🇺🇸 Ambient Devices, Inc. 00:1B:C5:09:30:00 /36 MA-S 🇺🇸 Ambient Life Inc. 78:78:35:70:00:00 /28 MA-M 🇺🇸 Ambiq 94:1F:3A:00:00:00 /24 MA-L 🇺🇸 Ambitio LLC 68:91:D0:30:00:00 /28 MA-M 🇺🇸 Ambrado, Inc 00:06:FE:00:00:00 /24 MA-L 🇺🇸 AMCC 00:01:73:00:00:00 /24 MA-L 🇺🇸 Amcrest Technologies 00:65:1E:00:00:00 /24 MA-L 🇺🇸 Amcrest Technologies 9C:8E:CD:00:00:00 /24 MA-L 🇺🇸 Amcrest Technologies A0:60:32:00:00:00 /24 MA-L 🇺🇸 Amcrest Technologies 34:46:63:20:00:00 /28 MA-M 🇺🇸 AMD 00:0C:87:00:00:00 /24 MA-L 🇺🇸 AMD 24:81:4E:00:00:00 /24 MA-L 🇺🇸 AMDAHL 00:80:83:00:00:00 /24 MA-L 🇺🇸 Amedia Networks Inc. 00:13:12:00:00:00 /24 MA-L 🇺🇸 AmenTech Inc. D0:DA:24:D0:00:00 /28 MA-M 🇺🇸 Amer.com 00:02:41:00:00:00 /24 MA-L 🇺🇸 AMERGINT Technologies 88:D6:52:00:00:00 /24 MA-L 🇺🇸 America Online, Inc. 00:03:8A:00:00:00 /24 MA-L 🇺🇸 AMERICAN ARIUM 00:D0:A5:00:00:00 /24 MA-L 🇺🇸 AMERICAN COMMUNICATION 00:D0:3F:00:00:00 /24 MA-L 🇺🇸 American Computer & Digital Components, Inc. (ACDC) 00:06:CA:00:00:00 /24 MA-L 🇺🇸 American Edge IP 8C:1F:64:89:90:00 /36 MA-S 🇺🇸 American Energy Storage Innovations 8C:1F:64:75:C0:00 /36 MA-S 🇺🇸 American Fibertek, Inc. 00:16:E2:00:00:00 /24 MA-L 🇺🇸 American Fullway Corp. 8C:1F:64:04:60:00 /36 MA-S 🇺🇸 American LED-gible Inc. 00:50:C2:3D:30:00 /36 IAB 🇺🇸 American Magnetics, Inc. CC:E7:DF:00:00:00 /24 MA-L 🇺🇸 AMERICAN MEGATRENDS INC. 00:40:D9:00:00:00 /24 MA-L 🇺🇸 American Micro-Fuel Device Corp. 00:22:72:00:00:00 /24 MA-L 🇺🇸 American Microsystems, Ltd. 00:50:C2:2F:D0:00 /36 IAB 🇺🇸 American Microsystems, Ltd. 00:50:C2:E9:E0:00 /36 IAB 🇺🇸 American Microsystems, Ltd. 00:50:C2:FD:50:00 /36 IAB 🇺🇸 AMERICAN NETWORKS INC. 00:10:88:00:00:00 /24 MA-L 🇺🇸 AMERICAN POWER CONVERSION CORP 00:C0:B7:00:00:00 /24 MA-L 🇺🇸 American Reliance Inc. 00:0B:87:00:00:00 /24 MA-L 🇺🇸 American Security Products Co. 00:13:75:00:00:00 /24 MA-L 🇺🇸 American Technology Integrators 00:14:87:00:00:00 /24 MA-L 🇺🇸 AMERICAN TECHNOLOGY LABS, INC. 00:A0:43:00:00:00 /24 MA-L 🇺🇸 American Telecare Inc. 00:0A:F8:00:00:00 /24 MA-L 🇺🇸 American Time and Signal 00:11:6D:00:00:00 /24 MA-L 🇺🇸 AmericanPharma Technologies 70:B3:D5:B4:C0:00 /36 MA-S 🇺🇸 Amerigon 00:22:E3:00:00:00 /24 MA-L 🇺🇸 AMERISTAR TECHNOLOGIES INC. 00:00:9F:00:00:00 /24 MA-L 🇺🇸 AMERITEC CORP. 00:A0:4F:00:00:00 /24 MA-L 🇺🇸 Ametek Power Instruments 00:07:5E:00:00:00 /24 MA-L 🇺🇸 Ametek Solidstate Controls 68:79:12:E0:00:00 /28 MA-M 🇺🇸 Ametek Solidstate Controls 70:B3:D5:6D:E0:00 /36 MA-S 🇺🇸 AMETEK, Inc. 00:0F:88:00:00:00 /24 MA-L 🇺🇸 Amgen U.S.A. Inc. A0:B8:F8:00:00:00 /24 MA-L 🇺🇸 AMHERST SYSTEMS, INC. 00:10:F5:00:00:00 /24 MA-L 🇺🇸 Amicus Wireless 00:50:C2:92:30:00 /36 IAB 🇺🇸 Amity Systems, Inc. 00:0D:59:00:00:00 /24 MA-L 🇺🇸 AMKLY SYSTEMS, INC. 00:20:26:00:00:00 /24 MA-L 🇺🇸 AML 70:B3:D5:6E:70:00 /36 MA-S 🇺🇸 AML 70:B3:D5:70:90:00 /36 MA-S 🇺🇸 AML 70:B3:D5:75:90:00 /36 MA-S 🇺🇸 AML 70:B3:D5:DF:20:00 /36 MA-S
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