Vendor directory

17,372 blocks registered in United States.

Page 111 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 organizations8,982
Total blocks17,372
MA-L count13,540
MA-M count976
MA-S count1,468
IAB count1,289
CID count99
Total address capacity229,859,151,872
Last changed hereAug 29, 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

Organization Prefix Type
🇺🇸 Mellanox Technologies, Inc. 50:6B:4B:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 54:9B:24:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 58:A2:E1:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 5C:25:73:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 60:5E:65:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 64:31:36:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 64:33:AA:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 64:42:C2:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 6C:93:13:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 70:79:2D:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 74:28:AE:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 7C:8C:09:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 7C:FE:90:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 80:7D:F9:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 84:EB:0C:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 8C:91:3A:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 90:0A:84:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 90:E3:17:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 94:6D:AE:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 98:03:9B:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 9C:05:91:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. 9C:63:C0:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. A0:88:C2:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. A4:A6:4E:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B0:BE:45:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B0:CF:0E:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B4:5C:B5:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B8:3F:D2:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B8:59:9F:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B8:CE:F6:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. B8:E9:24:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. BC:FA:BA:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. C4:70:BD:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. CC:30:89:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. CC:40:F3:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. D4:E1:3C:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. D8:94:24:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. D8:FB:58:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. DC:73:FC:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. E0:9D:73:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. E4:1D:2D:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. E4:6D:AB:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. E8:9E:49:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. E8:EB:D3:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. EC:0D:9A:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. EC:86:C4:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. F0:BC:50:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. F0:FB:7F:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. F4:20:4D:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. F4:52:14:00:00:00 /24 MA-L 🇺🇸 Mellanox Technologies, Inc. FC:6A:1C:00:00:00 /24 MA-L 🇺🇸 Memjet Inc. 84:97:B8:00:00:00 /24 MA-L 🇺🇸 MemoryLink Corp. 00:0C:9E:00:00:00 /24 MA-L 🇺🇸 Mencom Corporation 70:B3:D5:59:60:00 /36 MA-S 🇺🇸 Mendocino Software 00:1B:07:00:00:00 /24 MA-L 🇺🇸 MENNEN MEDICAL INC. 00:C0:92:00:00:00 /24 MA-L 🇺🇸 MEPS Realtime 70:B3:D5:86:60:00 /36 MA-S 🇺🇸 MeQ Inc. 70:B3:D5:F0:D0:00 /36 MA-S 🇺🇸 Mercedes-Benz USA, LLC 3C:CE:15:00:00:00 /24 MA-L 🇺🇸 Merchandising Technologies, Inc 60:A9:B0:00:00:00 /24 MA-L 🇺🇸 MERCURY COMPUTER SYSTEMS, INC. 00:20:9F:00:00:00 /24 MA-L 🇺🇸 MERCURY SECURITY CORPORATION 00:0F:E5:00:00:00 /24 MA-L 🇺🇸 Mercury Systems – Trusted Mission Solutions, Inc. 00:80:B6:00:00:00 /24 MA-L 🇺🇸 Mercury Systems – Trusted Mission Solutions, Inc. C8:77:8B:00:00:00 /24 MA-L 🇺🇸 Mercury Systems, Inc. 00:26:0D:00:00:00 /24 MA-L 🇺🇸 Meret Optical Communications 00:09:69:00:00:00 /24 MA-L 🇺🇸 Meridian Technologies Inc 70:B3:D5:92:40:00 /36 MA-S 🇺🇸 MERIDIAN TECHNOLOGY CORP. 00:10:B0:00:00:00 /24 MA-L 🇺🇸 Meritec 0C:C3:A7:00:00:00 /24 MA-L 🇺🇸 Merlin CSI 00:1B:27:00:00:00 /24 MA-L 🇺🇸 Merlin CSI 70:B3:D5:C4:10:00 /36 MA-S 🇺🇸 Merlin Security Inc. F0:2A:2B:00:00:00 /28 MA-M 🇺🇸 Merlin Systems, Inc. 00:03:17:00:00:00 /24 MA-L 🇺🇸 MERLOT COMMUNICATIONS 00:50:7B:00:00:00 /24 MA-L 🇺🇸 Merlyn Mind, Inc. 30:49:50:D0:00:00 /28 MA-M 🇺🇸 MERRIMAC SYSTEMS INC. 00:E0:68:00:00:00 /24 MA-L 🇺🇸 Mersen 80:7B:85:E0:00:00 /28 MA-M 🇺🇸 MESA ELECTRONICS 00:60:1B:00:00:00 /24 MA-L 🇺🇸 Mesa Labs 9C:4C:AE:00:00:00 /24 MA-L 🇺🇸 Mesa Labs, Inc. 00:50:C2:9B:20:00 /36 IAB 🇺🇸 Mesa Labs, Inc. 70:B3:D5:23:A0:00 /36 MA-S 🇺🇸 Mesa Labs, Inc. 8C:1F:64:BD:00:00 /36 MA-S 🇺🇸 MESA RIDGE TECHNOLOGIES, INC. 00:40:E2:00:00:00 /24 MA-L 🇺🇸 MESA TECHNOLOGIES LLC 8C:1F:64:4F:B0:00 /36 MA-S 🇺🇸 Mesh Motion Inc 70:B3:D5:CF:30:00 /36 MA-S 🇺🇸 Meshlinx Wireless Inc. 00:1A:52:00:00:00 /24 MA-L 🇺🇸 MeshPlusPlus, Inc. 20:CE:2A:A0:00:00 /28 MA-M 🇺🇸 Meso Scale Diagnostics, LLC 00:17:76:00:00:00 /24 MA-L 🇺🇸 Mesotech International, Inc. 40:D8:55:03:50:00 /36 IAB 🇺🇸 MESSOA TECHNOLOGIES INC. 18:4E:94:00:00:00 /24 MA-L 🇺🇸 Meta Computing Services, Corp 70:B3:D5:E9:A0:00 /36 MA-S 🇺🇸 Meta Machine Technology 00:01:61:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 48:05:60:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 50:99:03:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 78:C4:FA:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 80:F3:EF:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 84:57:F7:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 88:25:08:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. 94:F9:29:00:00:00 /24 MA-L 🇺🇸 Meta Platforms, Inc. B4:17:A8:00:00:00 /24 MA-L
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