macadress

Vendor directory

17,372 blocks registered in United States.

Page 90 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 28, 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 Instruments392
Commscope345
Juniper Networks209
Amazon Technologies Inc.204
Dell Inc.184
Hewlett Packard Enterprise176
Silicon Laboratories154
Organization Prefix Type
🇺🇸 Humphrey Products 00:50:C2:9F:F0:00 /36 IAB 🇺🇸 Hunter Douglas 00:26:74:00:00:00 /24 MA-L 🇺🇸 Hunter Douglas C8:CC:B5:00:00:00 /24 MA-L 🇺🇸 Hunter Engineering Company 00:15:1A:00:00:00 /24 MA-L 🇺🇸 HUNTER LIBERTY CORPORATION 70:B3:D5:FC:20:00 /36 MA-S 🇺🇸 Hunting Innova C8:32:32:00:00:00 /24 MA-L 🇺🇸 HUNTSVILLE MICROSYSTEMS, INC. 00:20:53:00:00:00 /24 MA-L 🇺🇸 Huwomobility 78:C2:C0:E0:00:00 /28 MA-M 🇺🇸 HVE, Inc. 00:C0:B6:00:00:00 /24 MA-L 🇺🇸 HVRND 8C:1F:64:58:90:00 /36 MA-S 🇺🇸 Hyannis Port Research 70:B3:D5:FB:80:00 /36 MA-S 🇺🇸 HYBRID NETWORKS, INC. 00:20:CD:00:00:00 /24 MA-L 🇺🇸 HYDRA COMPUTER SYSTEMS INC. 08:00:4C:00:00:00 /24 MA-L 🇺🇸 Hydra Controls 70:B3:D5:3F:F0:00 /36 MA-S 🇺🇸 Hydro Electronic Devices, Inc. A4:DA:22:70:00:00 /28 MA-M 🇺🇸 Hydro Systems Company BC:35:E5:00:00:00 /24 MA-L 🇺🇸 HYFIX Spatial Intelligence 8C:1F:64:00:10:00 /36 MA-S 🇺🇸 HYPERCOM, INC. 00:40:EF:00:00:00 /24 MA-L 🇺🇸 HyperEdge 00:0B:5A:00:00:00 /24 MA-L 🇺🇸 Hyperloop Technologies, Inc dba Virgin Hyperloop 84:60:82:00:00:00 /24 MA-L 🇺🇸 Hypertherm Inc 00:1E:29:00:00:00 /24 MA-L 🇺🇸 HySecurity 98:02:D8:A0:00:00 /28 MA-M 🇺🇸 Hytera Communications Corporation Limited 9C:06:6E:00:00:00 /24 MA-L 🇺🇸 Hyve Solutions 90:FC:55:00:00:00 /24 MA-L 🇺🇸 Hyve Solutions 8C:1F:64:EB:A0:00 /36 MA-S 🇺🇸 i Wit Digital Co., Limited 20:C1:AF:00:00:00 /24 MA-L 🇺🇸 I&C Technology 84:72:07:00:00:00 /24 MA-L 🇺🇸 I-BUS 00:90:90:00:00:00 /24 MA-L 🇺🇸 I-CUBE, INC. 00:60:32:00:00:00 /24 MA-L 🇺🇸 i-mate Development, Inc. 00:25:E9:00:00:00 /24 MA-L 🇺🇸 I-O CORPORATION 00:10:F1:00:00:00 /24 MA-L 🇺🇸 I-sys Corp B0:81:D8:00:00:00 /24 MA-L 🇺🇸 I-TECH CORP. 00:A0:BD:00:00:00 /24 MA-L 🇺🇸 I-View Now, LLC. 5C:17:37:00:00:00 /24 MA-L 🇺🇸 I/O Controls 8C:1F:64:D8:B0:00 /36 MA-S 🇺🇸 I/O Controls 8C:1F:64:FC:20:00 /36 MA-S 🇺🇸 I/O Interconnect Inc. 00:1F:B5:00:00:00 /24 MA-L 🇺🇸 i2Systems 70:B3:D5:FF:D0:00 /36 MA-S 🇺🇸 i4C Innovations 70:2D:84:00:00:00 /24 MA-L 🇺🇸 i5LED, LLC F8:84:75:00:00:00 /24 MA-L 🇺🇸 IAC 00:50:C2:64:00:00 /36 IAB 🇺🇸 iBAHN 00:50:59:00:00:00 /24 MA-L 🇺🇸 IBC/INTEGRATED BUSINESS COMPUTERS 00:90:BE:00:00:00 /24 MA-L 🇺🇸 Ibeos 8C:1F:64:8A:F0:00 /36 MA-S 🇺🇸 IBM 34:40:B5:00:00:00 /24 MA-L 🇺🇸 IBM 40:F2:E9:00:00:00 /24 MA-L 🇺🇸 IBM 98:BE:94:00:00:00 /24 MA-L 🇺🇸 IBM A8:97:DC:00:00:00 /24 MA-L 🇺🇸 IBM 2C:69:1D:80:00:00 /28 MA-M 🇺🇸 IBM 90:4E:91:70:00:00 /28 MA-M 🇺🇸 IBM Corp 00:02:55:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:04:AC:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:06:29:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:09:6B:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:0D:60:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:11:25:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:14:5E:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:17:EF:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:18:B1:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:1A:64:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:20:35:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:21:5E:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:22:00:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:25:03:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:50:76:00:00:00 /24 MA-L 🇺🇸 IBM Corp 00:60:94:00:00:00 /24 MA-L 🇺🇸 IBM Corp 08:00:5A:00:00:00 /24 MA-L 🇺🇸 IBM Corp 08:17:F4:00:00:00 /24 MA-L 🇺🇸 IBM Corp 10:00:5A:00:00:00 /24 MA-L 🇺🇸 IBM Corp 5C:F3:FC:00:00:00 /24 MA-L 🇺🇸 IBM Corp E4:1F:13:00:00:00 /24 MA-L 🇺🇸 IBM Corp FC:CF:62:00:00:00 /24 MA-L 🇺🇸 IBM Corporation 6C:AE:8B:00:00:00 /24 MA-L 🇺🇸 IBM Corporation 74:99:75:00:00:00 /24 MA-L 🇺🇸 IBOND INC. 00:D0:E6:00:00:00 /24 MA-L 🇺🇸 IC ENSEMBLE, INC. 00:10:3C:00:00:00 /24 MA-L 🇺🇸 IC Holdings LLC FC:B6:62:00:00:00 /24 MA-L 🇺🇸 IC Intracom 98:16:EC:00:00:00 /24 MA-L 🇺🇸 IC RealTech CC:1B:E0:60:00:00 /28 MA-M 🇺🇸 IC Realtime LLC 20:DE:88:00:00:00 /24 MA-L 🇺🇸 ICANN, IANA Department 00:00:5E:00:00:00 /24 MA-L 🇺🇸 ICC 00:40:1E:00:00:00 /24 MA-L 🇺🇸 ICE CORPORATION 00:00:41:00:00:00 /24 MA-L 🇺🇸 Ice Energy, Inc. 00:1D:7B:00:00:00 /24 MA-L 🇺🇸 Ice Qube, Inc 00:1A:23:00:00:00 /24 MA-L 🇺🇸 ICM Controls 4C:2F:9D:00:00:00 /24 MA-L 🇺🇸 Icon Time Systems 58:EE:CE:00:00:00 /24 MA-L 🇺🇸 Icon Time Systems 00:50:C2:78:50:00 /36 IAB 🇺🇸 Icon Time Systems 00:50:C2:A1:90:00 /36 IAB 🇺🇸 Icon Time Systems 00:50:C2:C5:F0:00 /36 IAB 🇺🇸 ICON WEST, INC. 00:60:F5:00:00:00 /24 MA-L 🇺🇸 iControl Incorporated 00:1B:AD:00:00:00 /24 MA-L 🇺🇸 ICOP Digital 00:1B:BE:00:00:00 /24 MA-L 🇺🇸 ICR, inc. B4:1C:AB:00:00:00 /24 MA-L 🇺🇸 ICS Electronics 00:50:C2:38:30:00 /36 IAB 🇺🇸 ICS Eletronics 40:D8:55:17:00:00 /36 IAB 🇺🇸 ICTV 00:A0:9E:00:00:00 /24 MA-L 🇺🇸 ICU Medical, Inc. 00:03:B1:00:00:00 /24 MA-L 🇺🇸 ICU Medical, Inc. 00:1A:01:00:00:00 /24 MA-L 🇺🇸 ICUE Systems, Inc. 00:03:C6:00:00:00 /24 MA-L
← Previous Page 90 of 174 Next →