macadress

Vendor directory

17,375 blocks registered in United States.

Page 146 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 blocks17,375
MA-L count13,543
MA-M count976
MA-S count1,468
IAB count1,289
CID count99
Total address capacity229,909,483,520
Last changed hereSep 1, 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
🇺🇸 Smart Vision Lights 70:B3:D5:BC:B0:00 /36 MA-S 🇺🇸 Smart Wires Inc C8:2C:2B:C0:00:00 /28 MA-M 🇺🇸 smartAC.com, Inc. BC:AF:87:00:00:00 /24 MA-L 🇺🇸 SmartDoor Systems, LLC 9C:95:F8:00:00:00 /24 MA-L 🇺🇸 SmartDrive Systems Inc. 24:D2:CC:00:00:00 /24 MA-L 🇺🇸 SmarteBuilding F0:02:48:00:00:00 /24 MA-L 🇺🇸 Smarteye Corporation 00:50:C2:2C:20:00 /36 IAB 🇺🇸 Smartfield, Inc. 00:50:C2:C5:20:00 /36 IAB 🇺🇸 SmartGuard LLC 70:B3:D5:C0:10:00 /36 MA-S 🇺🇸 Smartiply Inc. 74:5B:C5:B0:00:00 /28 MA-M 🇺🇸 Smartlabs, Inc. 00:0E:F3:00:00:00 /24 MA-L 🇺🇸 Smartmatic Corp 28:72:C5:00:00:00 /24 MA-L 🇺🇸 Smartmatic Corporation 00:06:C2:00:00:00 /24 MA-L 🇺🇸 Smartmedia LLC 00:50:C2:0E:90:00 /36 IAB 🇺🇸 SmartRG Inc 00:23:6A:00:00:00 /24 MA-L 🇺🇸 SmartRG, Inc. 3C:90:66:00:00:00 /24 MA-L 🇺🇸 SmartRG, Inc. E8:2C:6D:00:00:00 /24 MA-L 🇺🇸 Smartronix, Inc. 00:05:20:00:00:00 /24 MA-L 🇺🇸 Smartronix, Inc. 40:18:D7:00:00:00 /24 MA-L 🇺🇸 Smartrove Inc AC:8D:14:00:00:00 /24 MA-L 🇺🇸 SMARTSAN SYSTEMS, INC. 00:D0:91:00:00:00 /24 MA-L 🇺🇸 SmartSky Networks LLC 8C:1F:64:0E:A0:00 /36 MA-S 🇺🇸 SmartSynch, Inc 00:1F:C3:00:00:00 /24 MA-L 🇺🇸 SmartThings, Inc. 24:FD:5B:00:00:00 /24 MA-L 🇺🇸 Smartvue Corporation 00:13:BB:00:00:00 /24 MA-L 🇺🇸 SMC MASSACHUSETTS, INC. 00:40:27:00:00:00 /24 MA-L 🇺🇸 SMC Networks 00:26:F3:00:00:00 /24 MA-L 🇺🇸 SMC Networks Inc 78:CD:8E:00:00:00 /24 MA-L 🇺🇸 SMC Networks Inc B8:9B:C9:00:00:00 /24 MA-L 🇺🇸 SMC Networks Inc C4:39:3A:00:00:00 /24 MA-L 🇺🇸 SMC Networks Inc. 00:22:2D:00:00:00 /24 MA-L 🇺🇸 SMC Networks, Inc E4:95:6E:00:00:00 /28 MA-M 🇺🇸 SMC Networks, Inc. 00:04:E2:00:00:00 /24 MA-L 🇺🇸 SMC Networks, Inc. 00:0B:C5:00:00:00 /24 MA-L 🇺🇸 SMC Networks, Inc. 00:13:F7:00:00:00 /24 MA-L 🇺🇸 SMG ENTERPRISE, LLC 1C:4B:B9:00:00:00 /24 MA-L 🇺🇸 SMG Holdings LLC 18:D5:B6:00:00:00 /24 MA-L 🇺🇸 Smith meter Inc 8C:1F:64:6D:10:00 /36 MA-S 🇺🇸 Smith Meter, Inc 00:50:C2:77:A0:00 /36 IAB 🇺🇸 Smith Meter, Inc 00:50:C2:D4:90:00 /36 IAB 🇺🇸 Smith Meter, Inc 40:D8:55:10:70:00 /36 IAB 🇺🇸 Smith Meter, Inc. 00:50:C2:1E:70:00 /36 IAB 🇺🇸 Smith Meter, Inc. 00:50:C2:AA:00:00 /36 IAB 🇺🇸 Smith Meter, Inc. 00:50:C2:F6:E0:00 /36 IAB 🇺🇸 Smith Meter, Inc. 70:B3:D5:41:40:00 /36 MA-S 🇺🇸 Smith Meter, Inc. 70:B3:D5:70:60:00 /36 MA-S 🇺🇸 Smith Meter, Inc. 70:B3:D5:81:60:00 /36 MA-S 🇺🇸 Smith Meter, Inc. 70:B3:D5:E2:30:00 /36 MA-S 🇺🇸 Smiths US Innovation LLC CC:4F:5C:70:00:00 /28 MA-M 🇺🇸 SMK-M 00:01:90:00:00:00 /24 MA-L 🇺🇸 SMTC Corporation 70:B3:D5:AC:60:00 /36 MA-S 🇺🇸 SMX Corporation 00:50:C2:0B:30:00 /36 IAB 🇺🇸 Snap, Inc. 98:A4:0E:00:00:00 /24 MA-L 🇺🇸 Snap-on OEM Group 00:0D:E7:00:00:00 /24 MA-L 🇺🇸 Snap-on Tools D4:A0:FB:C0:00:00 /28 MA-M 🇺🇸 SnapAV 14:3F:C3:00:00:00 /24 MA-L 🇺🇸 SnapAV D4:6A:91:00:00:00 /24 MA-L 🇺🇸 SnapRoute 40:C3:C6:00:00:00 /24 MA-L 🇺🇸 SNEK 8C:1F:64:3C:00:00 /36 MA-S 🇺🇸 SNMP RESEARCH INCORPORATED 00:60:D0:00:00:00 /24 MA-L 🇺🇸 Snorble 44:D2:67:00:00:00 /24 MA-L 🇺🇸 SnowShore Networks, Inc. 00:04:F5:00:00:00 /24 MA-L 🇺🇸 SNUC System C8:6C:9A:00:00:00 /24 MA-L 🇺🇸 Society of Motion Picture & Television Engineers 68:97:E8:00:00:00 /24 MA-L 🇺🇸 SOCKET COMMUNICATIONS, INC. 00:C0:1B:00:00:00 /24 MA-L 🇺🇸 Sofradir-EC 00:50:C2:A4:50:00 /36 IAB 🇺🇸 SOFT * RITE, INC. 00:00:67:00:00:00 /24 MA-L 🇺🇸 SOFTBOOK PRESS 00:30:39:00:00:00 /24 MA-L 🇺🇸 SOFTCOM MICROSYSTEMS, INC. 00:90:89:00:00:00 /24 MA-L 🇺🇸 Softiron Inc. E0:FF:F7:00:00:00 /24 MA-L 🇺🇸 SOFTLAB, INC. 00:60:1E:00:00:00 /24 MA-L 🇺🇸 Softronics Ltd 68:DA:73:30:00:00 /28 MA-M 🇺🇸 Softronics Ltd. 00:50:C2:A4:60:00 /36 IAB 🇺🇸 SOFTRONICS USB, INC. 00:10:AD:00:00:00 /24 MA-L 🇺🇸 SoftSwitching Technologies 00:50:C2:80:40:00 /36 IAB 🇺🇸 Software Effect Enterprises, Inc 00:50:C2:D9:40:00 /36 IAB 🇺🇸 Software Freedom Conservancy 28:17:CB:00:00:00 /24 MA-L 🇺🇸 Software Motor Corp 70:B3:D5:5D:10:00 /36 MA-S 🇺🇸 Software Systems Plus 00:50:C2:A3:70:00 /36 IAB 🇺🇸 Software Systems Plus 70:B3:D5:7D:C0:00 /36 MA-S 🇺🇸 Software Systems Plus 70:B3:D5:F0:10:00 /36 MA-S 🇺🇸 Software Systems Plus 8C:1F:64:39:80:00 /36 MA-S 🇺🇸 Software Technologies Group,Inc. 00:1B:3C:00:00:00 /24 MA-L 🇺🇸 SoftwareCannery 00:50:C2:DB:20:00 /36 IAB 🇺🇸 SOHOware, Inc. 00:0A:01:00:00:00 /24 MA-L 🇺🇸 Solaborate Inc. 94:FB:A7:C0:00:00 /28 MA-M 🇺🇸 Soladigm, Inc. 60:84:3B:00:00:00 /24 MA-L 🇺🇸 Solana Mobile Inc. 04:C9:8B:50:00:00 /28 MA-M 🇺🇸 Solar Power Technologies, Inc. F4:E6:D7:00:00:00 /24 MA-L 🇺🇸 Solar RIg Technologies 70:B3:D5:29:30:00 /36 MA-S 🇺🇸 Solar Technology, Inc. 00:17:62:00:00:00 /24 MA-L 🇺🇸 Solar76 D4:A7:EA:00:00:00 /24 MA-L 🇺🇸 Solarbridge Technologies 80:2D:E1:00:00:00 /24 MA-L 🇺🇸 Solarflare Communications Inc. 00:0A:68:00:00:00 /24 MA-L 🇺🇸 Solarflare Communications Inc. 00:0F:53:00:00:00 /24 MA-L 🇺🇸 Solarlytics, Inc. 70:B3:D5:36:60:00 /36 MA-S 🇺🇸 SOLBOURNE COMPUTER, INC. 00:00:8E:00:00:00 /24 MA-L 🇺🇸 Solbrig Electronics, Inc. 00:50:C2:D5:00:00 /36 IAB 🇺🇸 SOLECTEK CORPORATION 00:C0:61:00:00:00 /24 MA-L 🇺🇸 Solectria Renewables, LLC BC:66:41:30:00:00 /28 MA-M
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