macadress

Vendor directory

17,386 blocks registered in United States.

Page 159 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 organizations8,986
Total blocks17,386
MA-L count13,551
MA-M count977
MA-S count1,470
IAB count1,289
CID count99
Total address capacity230,044,758,016
Last changed hereSep 3, 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 Networks211
Amazon Technologies Inc.204
Dell Inc.184
Hewlett Packard Enterprise176
Silicon Laboratories154
Organization Prefix Type
🇺🇸 Thomson, Inc. 00:11:E3:00:00:00 /24 MA-L 🇺🇸 Thoratec / ITC 00:18:35:00:00:00 /24 MA-L 🇺🇸 Thread Group, Inc. EA:B8:9B:00:00:00 /24 CID 🇺🇸 Thuh Company B4:B8:8D:00:00:00 /24 MA-L 🇺🇸 Thunder River Technologies, Inc. 00:05:CF:00:00:00 /24 MA-L 🇺🇸 THX LTD 00:12:FA:00:00:00 /24 MA-L 🇺🇸 ThyssenKrupp Elevator 00:1C:16:00:00:00 /24 MA-L 🇺🇸 TIARA NETWORKS, INC. 00:50:52:00:00:00 /24 MA-L 🇺🇸 TIARA/ 10NET 08:00:1A:00:00:00 /24 MA-L 🇺🇸 Tiba Medical Inc 00:16:E9:00:00:00 /24 MA-L 🇺🇸 Tibit Communications 2A:EA:15:00:00:00 /24 CID 🇺🇸 Tibit Communications 7C:BC:84:C0:00:00 /28 MA-M 🇺🇸 Tibit Communications E8:B4:70:70:00:00 /28 MA-M 🇺🇸 Tibit Communications 70:B3:D5:52:30:00 /36 MA-S 🇺🇸 TIBRO Corp. 74:24:9F:00:00:00 /24 MA-L 🇺🇸 Tiburon Networks, Inc. 00:06:50:00:00:00 /24 MA-L 🇺🇸 Ticketmaster Corp 00:50:C2:06:30:00 /36 IAB 🇺🇸 tickIoT Inc. B8:C0:07:00:00:00 /24 MA-L 🇺🇸 tickIoT Inc. 8C:1F:64:05:C0:00 /36 MA-S 🇺🇸 tickIoT Inc. 8C:1F:64:94:90:00 /36 MA-S 🇺🇸 Ticom Geomatics, Inc. DC:3C:84:00:00:00 /24 MA-L 🇺🇸 Tidel Engineering LP 00:1A:CD:00:00:00 /24 MA-L 🇺🇸 Tidel Engineering, L.P. 00:50:C2:1A:30:00 /36 IAB 🇺🇸 TIECHE Engineered Systems 70:B3:D5:79:50:00 /36 MA-S 🇺🇸 TIERNAN COMMUNICATIONS, INC. 00:E0:74:00:00:00 /24 MA-L 🇺🇸 Tiertime Corporation DC:E5:33:90:00:00 /28 MA-M 🇺🇸 TIGAN INCORPORATED 08:00:32:00:00:00 /24 MA-L 🇺🇸 Tigi Corporation 00:17:93:00:00:00 /24 MA-L 🇺🇸 Tigo Energy 04:C0:5B:00:00:00 /24 MA-L 🇺🇸 TII NETWORK TECHNOLOGIES, INC. 00:13:D6:00:00:00 /24 MA-L 🇺🇸 Tilera Corporation 00:1A:CA:00:00:00 /24 MA-L 🇺🇸 Timberline Manufacturing 00:50:C2:B5:B0:00 /36 IAB 🇺🇸 Timberline Manufacturing 8C:1F:64:11:30:00 /36 MA-S 🇺🇸 Time America, Inc. 00:12:E5:00:00:00 /24 MA-L 🇺🇸 Time Domain A0:9A:5A:00:00:00 /24 MA-L 🇺🇸 Time Domain 00:50:C2:16:A0:00 /36 IAB 🇺🇸 Time Management, Inc. 00:09:71:00:00:00 /24 MA-L 🇺🇸 Time-O-Matic, Inc. E4:F3:65:00:00:00 /24 MA-L 🇺🇸 TimeIPS, Inc. 00:1F:B0:00:00:00 /24 MA-L 🇺🇸 TimeKeeping Systems, Inc. 00:22:23:00:00:00 /24 MA-L 🇺🇸 TimeMachines Inc. 70:B3:D5:5A:60:00 /36 MA-S 🇺🇸 TimeMachines Inc. 70:B3:D5:75:60:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:25:C0:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:2D:C0:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:34:20:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:38:10:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:7B:80:00 /36 MA-S 🇺🇸 TimeMachines Inc. 8C:1F:64:90:20:00 /36 MA-S 🇺🇸 TIMEPLEX INC. 00:00:2F:00:00:00 /24 MA-L 🇺🇸 Times N System, Inc. 00:30:AE:00:00:00 /24 MA-L 🇺🇸 TiMetra Networks 00:03:FA:00:00:00 /24 MA-L 🇺🇸 Timex Group USA Inc 58:FC:DB:60:00:00 /28 MA-M 🇺🇸 Timing Applications, Inc. 00:30:9C:00:00:00 /24 MA-L 🇺🇸 Tintri AA:54:8B:00:00:00 /24 CID 🇺🇸 Tintri F8:9D:BB:00:00:00 /24 MA-L 🇺🇸 TinyPilot, LLC 04:C9:8B:10:00:00 /28 MA-M 🇺🇸 Tipping Point Technologies, Inc. 00:07:99:00:00:00 /24 MA-L 🇺🇸 Tiqit Computers, Inc. 00:18:A1:00:00:00 /24 MA-L 🇺🇸 TITAN ELECTRONICS 00:20:81:00:00:00 /24 MA-L 🇺🇸 Titan Pet Products E0:25:38:00:00:00 /24 MA-L 🇺🇸 Titan Wireless LLC 00:22:87:00:00:00 /24 MA-L 🇺🇸 Tite, Inc. 54:9A:11:80:00:00 /28 MA-M 🇺🇸 TIVA MICROCOMPUTER CORP. (TMC) 00:50:08:00:00:00 /24 MA-L 🇺🇸 Tivella Inc. 00:0F:44:00:00:00 /24 MA-L 🇺🇸 TiVo 00:11:D9:00:00:00 /24 MA-L 🇺🇸 TIW SYSTEMS 00:01:3C:00:00:00 /24 MA-L 🇺🇸 TKH Security Solutions USA 00:06:73:00:00:00 /24 MA-L 🇺🇸 TKS (USA), INC. 00:60:42:00:00:00 /24 MA-L 🇺🇸 TL INDUSTRIES 00:D0:AD:00:00:00 /24 MA-L 🇺🇸 TLS Corporation 58:50:AB:00:00:00 /24 MA-L 🇺🇸 TMGcore, Inc. A0:22:4E:40:00:00 /28 MA-M 🇺🇸 TMRG, Inc. 70:4C:ED:00:00:00 /24 MA-L 🇺🇸 TMSI LLC 70:B3:D5:74:50:00 /36 MA-S 🇺🇸 TNS 00:10:A2:00:00:00 /24 MA-L 🇺🇸 TOA Systems 00:50:C2:51:C0:00 /36 IAB 🇺🇸 Toast, Inc. F4:33:1C:00:00:00 /24 MA-L 🇺🇸 Toast, Inc. 0C:7F:ED:10:00:00 /28 MA-M 🇺🇸 Tobi Tribe Inc. F0:2A:2B:10:00:00 /28 MA-M 🇺🇸 Tobi Tribe Inc. 70:B3:D5:D6:80:00 /36 MA-S 🇺🇸 Tocho Marking Systems America, Inc 8C:1F:64:B1:D0:00 /36 MA-S 🇺🇸 Tofino F8:1D:78:D0:00:00 /28 MA-M 🇺🇸 Tofino 70:B3:D5:83:80:00 /36 MA-S 🇺🇸 Token FC:A4:7A:60:00:00 /28 MA-M 🇺🇸 TollBridge Technologies, Inc. 00:50:2F:00:00:00 /24 MA-L 🇺🇸 TOLLGRADE COMMUNICATIONS, INC. 00:10:3F:00:00:00 /24 MA-L 🇺🇸 Tolomatic, Inc. CC:22:37:B0:00:00 /28 MA-M 🇺🇸 Tolt Technologies LLC C4:82:72:A0:00:00 /28 MA-M 🇺🇸 Tomahawk Robotics 70:B3:D5:0E:B0:00 /36 MA-S 🇺🇸 Tomorrow Companies Inc 70:B3:D5:3D:70:00 /36 MA-S 🇺🇸 Tomorrow Companies Inc 8C:1F:64:42:F0:00 /36 MA-S 🇺🇸 Tonal 10:59:17:00:00:00 /24 MA-L 🇺🇸 Tonbu, Inc. 00:50:C2:0C:30:00 /36 IAB 🇺🇸 Tongfang Shenzhen Cloudcomputing Technology Co.,Ltd 74:37:2F:00:00:00 /24 MA-L 🇺🇸 Tools for Humanity Corporation A4:61:85:00:00:00 /24 MA-L 🇺🇸 Top Guard Technologies D0:16:F0:D0:00:00 /28 MA-M 🇺🇸 Top Layer Networks, Inc. 00:10:D1:00:00:00 /24 MA-L 🇺🇸 Topcon Positioning Systems, Inc. 00:04:07:00:00:00 /24 MA-L 🇺🇸 Topicon HK Lmd. C0:9D:26:00:00:00 /24 MA-L 🇺🇸 Topspin Communications, Inc. 00:05:AD:00:00:00 /24 MA-L 🇺🇸 Toptech Systems, Inc. 00:50:C2:60:90:00 /36 IAB
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