macadress

Vendor directory

17,400 blocks registered in United States.

Page 174 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 organizations8,990
Total blocks17,400
MA-L count13,564
MA-M count977
MA-S count1,471
IAB count1,289
CID count99
Total address capacity230,262,865,920
Last changed hereSep 4, 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 Instruments400
Commscope345
Juniper Networks211
Amazon Technologies Inc.204
Dell Inc.184
Hewlett Packard Enterprise176
Silicon Laboratories156
Organization Prefix Type
🇺🇸 Zebra Technologies Inc 40:83:DE:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc 84:24:8D:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc C4:7D:CC:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 48:8E:B7:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 60:95:32:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 78:B8:D6:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 88:BC:AC:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 90:75:DE:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. 94:FB:29:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. C8:1C:FE:00:00:00 /24 MA-L 🇺🇸 Zebra Technologies Inc. FC:59:7A:00:00:00 /24 MA-L 🇺🇸 Zed-3 00:17:5E:00:00:00 /24 MA-L 🇺🇸 Zeebo Inc D8:F0:F2:00:00:00 /24 MA-L 🇺🇸 Zeepro Inc. F4:0E:11:80:00:00 /28 MA-M 🇺🇸 ZeeVee, Inc. 00:1C:D5:00:00:00 /24 MA-L 🇺🇸 Zektor 5C:D4:AB:00:00:00 /24 MA-L 🇺🇸 Zelfy Inc 54:89:22:00:00:00 /24 MA-L 🇺🇸 Zellweger Analytics, Inc. 00:12:45:00:00:00 /24 MA-L 🇺🇸 Zeltiq Aesthetics, Inc. 00:50:C2:7E:10:00 /36 IAB 🇺🇸 Zendex Corporation 00:50:C2:25:A0:00 /36 IAB 🇺🇸 Zenith Electronics Corporation 00:0C:63:00:00:00 /24 MA-L 🇺🇸 Zenith Electronics Corporation 00:80:F7:00:00:00 /24 MA-L 🇺🇸 Zenith Electronics Corporation 00:E0:DD:00:00:00 /24 MA-L 🇺🇸 Zenlayer B0:B3:53:50:00:00 /28 MA-M 🇺🇸 Zeo 4C:98:EF:00:00:00 /24 MA-L 🇺🇸 Zephyr Engineering, Inc. 84:89:EC:50:00:00 /28 MA-M 🇺🇸 Zephyrus Electronics LTD. 00:50:C2:EF:F0:00 /36 IAB 🇺🇸 ZeroDesktop, Inc. 10:22:79:00:00:00 /24 MA-L 🇺🇸 Zeta Broadband Inc. 00:08:CB:00:00:00 /24 MA-L 🇺🇸 Zetari Inc. 00:06:1A:00:00:00 /24 MA-L 🇺🇸 Zetec, Inc. 00:14:CC:00:00:00 /24 MA-L 🇺🇸 Zetera 00:50:C2:54:40:00 /36 IAB 🇺🇸 ZETRON INC 00:0B:13:00:00:00 /24 MA-L 🇺🇸 Zetta Systems, Inc. 00:12:D3:00:00:00 /24 MA-L 🇺🇸 Zeus Wireless, Inc. 00:06:11:00:00:00 /24 MA-L 🇺🇸 ZF MICROSYSTEMS, INC. 00:10:2A:00:00:00 /24 MA-L 🇺🇸 ZF TRW Automotive 68:58:C5:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 00:01:47:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 00:02:71:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 00:30:52:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 00:50:CA:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 00:A0:1B:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. 40:F2:1C:00:00:00 /24 MA-L 🇺🇸 Zhone Technologies, Inc. CC:6C:52:00:00:00 /24 MA-L 🇺🇸 Zhuhai HiFocus Technology Co., Ltd. 4C:E1:BB:00:00:00 /24 MA-L 🇺🇸 ZIATECH CORPORATION 00:80:50:00:00:00 /24 MA-L 🇺🇸 ZigBee Alliance 4A:19:1B:00:00:00 /24 CID 🇺🇸 ZigBee Alliance 00:50:C2:77:10:00 /36 IAB 🇺🇸 Zigen Corp 70:B3:D5:D8:70:00 /36 MA-S 🇺🇸 Zigencorp, Inc 70:B3:D5:73:90:00 /36 MA-S 🇺🇸 ZillionTV Corporation 00:25:C0:00:00:00 /24 MA-L 🇺🇸 ZILOG INC. 00:90:23:00:00:00 /24 MA-L 🇺🇸 ZIN TECHNOLOGIES 8C:1F:64:E9:40:00 /36 MA-S 🇺🇸 Zing Communications Inc 8C:1F:64:A3:10:00 /36 MA-S 🇺🇸 Zipit Wireless, Inc. 00:1D:04:00:00:00 /24 MA-L 🇺🇸 Zipline International Inc. 74:B8:0F:00:00:00 /24 MA-L 🇺🇸 ZK Celltest Inc 00:50:C2:CB:10:00 /36 IAB 🇺🇸 ZMBIZI APP LLC 08:F8:0D:C0:00:00 /28 MA-M 🇺🇸 ZMBIZI APP LLC 70:B3:D5:F4:90:00 /36 MA-S 🇺🇸 ZMBIZI APP LLC 8C:1F:64:57:20:00 /36 MA-S 🇺🇸 ZMD America, Inc. 00:11:7D:00:00:00 /24 MA-L 🇺🇸 Zmicro Systems Inc 00:50:C2:6D:D0:00 /36 IAB 🇺🇸 Zmodo Technology Corporation 04:5C:06:00:00:00 /24 MA-L 🇺🇸 ZNV 04:D4:37:00:00:00 /24 MA-L 🇺🇸 ZNYX Networks, Inc. 00:11:65:00:00:00 /24 MA-L 🇺🇸 ZNYX Networks, Inc. 00:C0:95:00:00:00 /24 MA-L 🇺🇸 ZNYX Networks, Inc. E8:8D:F5:00:00:00 /24 MA-L 🇺🇸 Zoe Medical 00:50:C2:7B:F0:00 /36 IAB 🇺🇸 Zoe Medical 00:50:C2:E1:90:00 /36 IAB 🇺🇸 Zoe Medical 40:D8:55:18:D0:00 /36 IAB 🇺🇸 Zoe Medical 70:B3:D5:72:10:00 /36 MA-S 🇺🇸 ZOLL Lifecor Corporation 00:22:52:00:00:00 /24 MA-L 🇺🇸 Zomedica 8C:1F:64:55:A0:00 /36 MA-S 🇺🇸 Zonar Systems 64:FC:8C:00:00:00 /24 MA-L 🇺🇸 ZONEWORX, INC. 00:D0:3A:00:00:00 /24 MA-L 🇺🇸 Zonoff A8:77:6F:00:00:00 /24 MA-L 🇺🇸 ZOOM Networks Inc. 00:08:D2:00:00:00 /24 MA-L 🇺🇸 Zoox B0:B3:53:B0:00:00 /28 MA-M 🇺🇸 Zoran Corporation 00:0E:C8:00:00:00 /24 MA-L 🇺🇸 ZORT Labs, LLC. 00:22:E1:00:00:00 /24 MA-L 🇺🇸 ZPE Systems, Inc. E4:1A:2C:00:00:00 /24 MA-L 🇺🇸 Zscaler 40:ED:7B:00:00:00 /24 MA-L 🇺🇸 ZT Group Int'l Inc 00:26:95:00:00:00 /24 MA-L 🇺🇸 zte corporation 00:15:EB:00:00:00 /24 MA-L 🇺🇸 ZTEC Instruments, Inc. 78:66:AE:00:00:00 /24 MA-L 🇺🇸 ZTZ Services International 8C:1F:64:4B:D0:00 /36 MA-S 🇺🇸 Zultys Technologies 00:0B:EA:00:00:00 /24 MA-L 🇺🇸 Zultys Technologies 00:50:C2:18:00:00 /36 IAB 🇺🇸 Zuma Networks 00:02:1A:00:00:00 /24 MA-L 🇺🇸 Zurn Industries LLC 78:35:A0:00:00:00 /24 MA-L 🇺🇸 ZUUM D4:20:00:D0:00:00 /28 MA-M 🇺🇸 ZUUM 8C:1F:64:70:80:00 /36 MA-S 🇺🇸 ZX Technologies, Inc 00:E0:4A:00:00:00 /24 MA-L 🇺🇸 Zygo Corporation 00:1C:A5:00:00:00 /24 MA-L 🇺🇸 ZYKRONIX 00:A0:B3:00:00:00 /24 MA-L 🇺🇸 Zylaya 00:1A:53:00:00:00 /24 MA-L 🇺🇸 Zymbit 98:FC:84:50:00:00 /28 MA-M 🇺🇸 Zynex Monitoring Solutions 8C:1F:64:8B:90:00 /36 MA-S 🇺🇸 Zypcom, Inc 00:90:17:00:00:00 /24 MA-L 🇺🇸 Zyptonite B0:89:C2:00:00:00 /24 MA-L
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