Vendor directory

17,370 blocks registered in United States.

Page 74 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 blocks17,370
MA-L count13,538
MA-M count976
MA-S count1,468
IAB count1,289
CID count99
Total address capacity229,825,597,440
Last changed hereAug 26, 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
🇺🇸 Entone, Inc. 00:03:E6:00:00:00 /24 MA-L 🇺🇸 Entorian Technologies 00:22:53:00:00:00 /24 MA-L 🇺🇸 ENTOUCH Controls F8:10:37:00:00:00 /24 MA-L 🇺🇸 Entourage Systems, Inc. 00:25:2C:00:00:00 /24 MA-L 🇺🇸 Entrada Networks 00:E0:B6:00:00:00 /24 MA-L 🇺🇸 ENTRATA COMMUNICATIONS CORP. 00:10:B6:00:00:00 /24 MA-L 🇺🇸 ENTREGA TECHNOLOGIES, INC. 00:50:F8:00:00:00 /24 MA-L 🇺🇸 Entrelogic Corporation 00:0F:54:00:00:00 /24 MA-L 🇺🇸 ENTRIDIA CORPORATION 00:90:49:00:00:00 /24 MA-L 🇺🇸 Entrisphere Inc. 00:08:63:00:00:00 /24 MA-L 🇺🇸 Entropic Communications, Inc. 00:09:8B:00:00:00 /24 MA-L 🇺🇸 Entropix, LLC 24:11:48:00:00:00 /24 MA-L 🇺🇸 Entry Point, LLC 00:1C:00:00:00:00 /24 MA-L 🇺🇸 EntryPoint Networks, Inc F8:24:DB:00:00:00 /24 MA-L 🇺🇸 Envenergy Inc 00:08:E4:00:00:00 /24 MA-L 🇺🇸 EnVerv Inc. 40:D8:55:0A:F0:00 /36 IAB 🇺🇸 Envision Peripherals Inc AC:94:03:00:00:00 /24 MA-L 🇺🇸 Eolos IT Corp 1C:88:79:60:00:00 /28 MA-M 🇺🇸 eOn Communications 00:16:79:00:00:00 /24 MA-L 🇺🇸 Eon Instrumentation 8C:1F:64:30:80:00 /36 MA-S 🇺🇸 EON SYSTEMS 00:00:C6:00:00:00 /24 MA-L 🇺🇸 EON Technology, Corp 8C:1F:64:DE:90:00 /36 MA-S 🇺🇸 EOS TECHNOLOGIES, INC. 00:C0:DC:00:00:00 /24 MA-L 🇺🇸 ePBoard Design LLC EC:63:E5:00:00:00 /24 MA-L 🇺🇸 EPC Energy Inc 8C:1F:64:C5:10:00 /36 MA-S 🇺🇸 EPC Power Corporation 8C:1F:64:26:30:00 /36 MA-S 🇺🇸 EPC Power Corporation 8C:1F:64:87:50:00 /36 MA-S 🇺🇸 EPC Power Corporation 8C:1F:64:9D:90:00 /36 MA-S 🇺🇸 EPCOMM Inc. 6C:DD:EF:00:00:00 /24 MA-L 🇺🇸 EPD Electronics 70:B3:D5:5B:10:00 /36 MA-S 🇺🇸 Epic Systems Inc 00:1E:E7:00:00:00 /24 MA-L 🇺🇸 Epicenter, Inc. 00:0E:D3:00:00:00 /24 MA-L 🇺🇸 Epicom, Inc. 00:13:05:00:00:00 /24 MA-L 🇺🇸 Epigram, Inc. 00:90:4C:00:00:00 /24 MA-L 🇺🇸 EPIImaging 70:B3:D5:B9:50:00 /36 MA-S 🇺🇸 EPILOG CORPORATION 00:D0:D2:00:00:00 /24 MA-L 🇺🇸 EPIN Technologies, Inc. 00:11:15:00:00:00 /24 MA-L 🇺🇸 Epiq Solutions F4:9E:A4:00:00:00 /24 MA-L 🇺🇸 Epitel, Inc. F4:90:CB:00:00:00 /28 MA-M 🇺🇸 ePlant, Inc. 8C:1F:64:9F:00:00 /36 MA-S 🇺🇸 Epoch International Enterprises, Inc. 28:2C:02:C0:00:00 /28 MA-M 🇺🇸 eProduction Solutions, Inc. 00:05:D3:00:00:00 /24 MA-L 🇺🇸 Epygi Technologies, Ltd. 00:09:BD:00:00:00 /24 MA-L 🇺🇸 Equal Optics, LLC F8:F7:D2:00:00:00 /24 MA-L 🇺🇸 EqualLogic Inc 00:09:8A:00:00:00 /24 MA-L 🇺🇸 Equator Technologies 00:07:B1:00:00:00 /24 MA-L 🇺🇸 Equinox Payments 64:54:22:00:00:00 /24 MA-L 🇺🇸 EQUINOX SYSTEMS INC. 00:80:7D:00:00:00 /24 MA-L 🇺🇸 Equipe Communications 00:02:F6:00:00:00 /24 MA-L 🇺🇸 Equitrac Corporation 00:04:B5:00:00:00 /24 MA-L 🇺🇸 Ergatta 68:26:24:00:00:00 /24 MA-L 🇺🇸 ERGO COMPUTING 00:40:A1:00:00:00 /24 MA-L 🇺🇸 ERI (EMPAC RESEARCH INC.) 00:80:6A:00:00:00 /24 MA-L 🇺🇸 Ericsson 00:02:3B:00:00:00 /24 MA-L 🇺🇸 Ericsson 00:10:67:00:00:00 /24 MA-L 🇺🇸 Ericsson 00:30:88:00:00:00 /24 MA-L 🇺🇸 Ericsson D0:F0:DB:00:00:00 /24 MA-L 🇺🇸 Ericsson - North America 98:FE:03:00:00:00 /24 MA-L 🇺🇸 Eridan 8C:1F:64:C5:60:00 /36 MA-S 🇺🇸 Eridon Corporation 00:50:C2:48:70:00 /36 IAB 🇺🇸 ESCALATE NETWORKS, INC. 00:90:F6:00:00:00 /24 MA-L 🇺🇸 Escape Communications, Inc. 00:18:EF:00:00:00 /24 MA-L 🇺🇸 Escort, Inc. D8:76:0A:00:00:00 /24 MA-L 🇺🇸 Esensors, Inc. 00:50:C2:39:10:00 /36 IAB 🇺🇸 Esensors, Inc. 00:50:C2:9A:E0:00 /36 IAB 🇺🇸 Esensors, Inc. 00:50:C2:DB:B0:00 /36 IAB 🇺🇸 ESI 00:30:4D:00:00:00 /24 MA-L 🇺🇸 ESI Ventures, LLC 28:36:13:60:00:00 /28 MA-M 🇺🇸 ESI Ventures, LLC 00:50:C2:F0:50:00 /36 IAB 🇺🇸 ESP SYSTEMS, LLC 00:21:EB:00:00:00 /24 MA-L 🇺🇸 eSpace 00:09:DB:00:00:00 /24 MA-L 🇺🇸 ESS Technology, Inc. 00:01:9E:00:00:00 /24 MA-L 🇺🇸 ESSENTIAL COMMUNICATIONS 00:A0:88:00:00:00 /24 MA-L 🇺🇸 Essential Products, Inc. 10:CD:B6:00:00:00 /24 MA-L 🇺🇸 Essential Trading Systems Corp 74:19:F8:30:00:00 /28 MA-M 🇺🇸 EST Analytical 40:D8:55:0C:E0:00 /36 IAB 🇺🇸 EST CORPORATION 00:A0:1E:00:00:00 /24 MA-L 🇺🇸 Estari, Inc. 00:11:EE:00:00:00 /24 MA-L 🇺🇸 ESTeem Wireless Modems, Inc 00:04:3F:00:00:00 /24 MA-L 🇺🇸 ESTONE TECHNOLOGY INC 10:07:23:60:00:00 /28 MA-M 🇺🇸 Eta Compute Inc. 70:50:E7:D0:00:00 /28 MA-M 🇺🇸 ETA-USA 70:B3:D5:23:F0:00 /36 MA-S 🇺🇸 eTauro LLC 54:9A:11:40:00:00 /28 MA-M 🇺🇸 etectRx F8:B5:68:50:00:00 /28 MA-M 🇺🇸 ETERNA TECHNOLOGY, INC. 48:EB:30:00:00:00 /24 MA-L 🇺🇸 ETHERCOM CORP. 00:A0:EA:00:00:00 /24 MA-L 🇺🇸 ethermetrics 00:50:C2:9C:80:00 /36 IAB 🇺🇸 Etherstuff 00:0A:2B:00:00:00 /24 MA-L 🇺🇸 Ethertronics Inc 6C:05:D5:00:00:00 /24 MA-L 🇺🇸 EtherWAN Systems, Inc. 00:E0:B3:00:00:00 /24 MA-L 🇺🇸 EthoSwitch LLC 48:88:1E:00:00:00 /24 MA-L 🇺🇸 ETM Electromatic Incorporated 00:50:C2:B4:20:00 /36 IAB 🇺🇸 Ettus Research LLC A0:36:FA:00:00:00 /24 MA-L 🇺🇸 Ettus Research LLC 00:50:C2:85:30:00 /36 IAB 🇺🇸 Etymotic Research, Inc. 00:17:D3:00:00:00 /24 MA-L 🇺🇸 Euclid Laboratories, Inc. 54:2F:89:00:00:00 /24 MA-L 🇺🇸 EUPHONIX, INC. 00:90:D5:00:00:00 /24 MA-L 🇺🇸 EUREK SRL 00:1B:C5:08:D0:00 /36 MA-S 🇺🇸 Eurotech Inc. 00:60:0C:00:00:00 /24 MA-L 🇺🇸 Eurotherm Controls 00:04:88:00:00:00 /24 MA-L
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