macadress

Vendor directory

17,370 blocks registered in United States.

Page 77 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

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
🇺🇸 Fantasia Trading LLC F4:9D:8A:00:00:00 /24 MA-L 🇺🇸 Fantum Engineering 00:80:D7:00:00:00 /24 MA-L 🇺🇸 FANUC ROBOTICS NORTH AMERICA, Inc. 00:E0:E4:00:00:00 /24 MA-L 🇺🇸 Fargo Electronics Inc. 00:13:44:00:00:00 /24 MA-L 🇺🇸 Farmobile LLC 8C:1F:64:67:20:00 /36 MA-S 🇺🇸 Farmobile, LLC 70:B3:D5:13:F0:00 /36 MA-S 🇺🇸 Farmobile, LLC 70:B3:D5:5A:80:00 /36 MA-S 🇺🇸 FARO TECHNOLOGIES, INC. BC:34:00:B0:00:00 /28 MA-M 🇺🇸 FARO TECHNOLOGIES, INC. 70:B3:D5:93:60:00 /36 MA-S 🇺🇸 Farpointe Data, Inc. DA:0D:38:00:00:00 /24 CID 🇺🇸 Fascinations Toys and Gifts, Inc. 00:24:CC:00:00:00 /24 MA-L 🇺🇸 Fasetto, Inc. 8C:1F:64:95:C0:00 /36 MA-S 🇺🇸 FAST 2C:48:35:70:00:00 /28 MA-M 🇺🇸 FAST Inc 00:16:DE:00:00:00 /24 MA-L 🇺🇸 Fastback Networks 18:48:D8:00:00:00 /24 MA-L 🇺🇸 Fastec Imaging Corporation A4:1B:C0:00:00:00 /24 MA-L 🇺🇸 Fastenal IP Company 4C:93:A6:50:00:00 /28 MA-M 🇺🇸 Faster Technology LLC 00:1A:3E:00:00:00 /24 MA-L 🇺🇸 Fastware.Net, LLC 00:50:C2:0A:B0:00 /36 IAB 🇺🇸 Fasy S.p.A. 00:08:64:00:00:00 /24 MA-L 🇺🇸 FAXedge Technologies, LLC 04:94:E9:00:00:00 /24 MA-L 🇺🇸 FCA EC:FA:03:00:00:00 /24 MA-L 🇺🇸 FCI USA LLC FC:7C:E7:00:00:00 /24 MA-L 🇺🇸 FDT Manufacturing, LLC 00:50:C2:61:00:00 /36 IAB 🇺🇸 FDT Technologies F4:85:C6:00:00:00 /24 MA-L 🇺🇸 Federal APD 00:07:76:00:00:00 /24 MA-L 🇺🇸 Federal Aviation Administration 34:00:8A:50:00:00 /28 MA-M 🇺🇸 Federal Aviation Administration 00:50:C2:32:50:00 /36 IAB 🇺🇸 Federal Electronics 00:50:C2:58:80:00 /36 IAB 🇺🇸 Federal Signal SSG 08:3C:03:00:00:00 /28 MA-M 🇺🇸 Federant LLC 8C:1F:64:97:20:00 /36 MA-S 🇺🇸 Federated Wireless, Inc. 70:B3:D5:E2:20:00 /36 MA-S 🇺🇸 FedEx Services OTI 14:4F:D7:20:00:00 /28 MA-M 🇺🇸 Feelmore Labs CC:4F:5C:80:00:00 /28 MA-M 🇺🇸 FEI-Zyfer, Inc. 00:19:DD:00:00:00 /24 MA-L 🇺🇸 Feit Electric Company, Inc. E0:34:E4:00:00:00 /24 MA-L 🇺🇸 Fend Incorporated F4:90:CB:A0:00:00 /28 MA-M 🇺🇸 Fender Musical Instrument 0C:FE:5D:10:00:00 /28 MA-M 🇺🇸 Fenotech Inc. 70:B3:D5:B8:50:00 /36 MA-S 🇺🇸 FERMILAB 00:80:55:00:00:00 /24 MA-L 🇺🇸 FERRAN SCIENTIFIC, INC. 00:D0:00:00:00:00 /24 MA-L 🇺🇸 Fiber Mountain Inc. D4:55:56:00:00:00 /24 MA-L 🇺🇸 FIBERCOM, INC. 00:80:7C:00:00:00 /24 MA-L 🇺🇸 Fibercycle Networks, Inc. 00:04:19:00:00:00 /24 MA-L 🇺🇸 FIBERLANE COMMUNICATIONS 00:10:CF:00:00:00 /24 MA-L 🇺🇸 FIBERME COMMUNICATIONS LLC 30:43:D7:40:00:00 /28 MA-M 🇺🇸 FIBERME COMMUNICATIONS LLC 8C:1F:64:C6:80:00 /36 MA-S 🇺🇸 FIBERMUX 00:80:51:00:00:00 /24 MA-L 🇺🇸 FIBERNET RESEARCH, INC. 00:40:C6:00:00:00 /24 MA-L 🇺🇸 FiberPlex Technologies, LLC 00:25:75:00:00:00 /24 MA-L 🇺🇸 FIBEX SYSTEMS 00:90:B6:00:00:00 /24 MA-L 🇺🇸 Fibresavers Corporation 00:50:C2:50:E0:00 /36 IAB 🇺🇸 Fidelity Comtech, Inc. 00:50:C2:64:80:00 /36 IAB 🇺🇸 FieldLine Medical 8C:1F:64:04:80:00 /36 MA-S 🇺🇸 FightCamp 8C:A6:82:10:00:00 /28 MA-M 🇺🇸 Figment Design Laboratories 00:50:C2:FD:90:00 /36 IAB 🇺🇸 figur8, Inc. 3C:6A:2C:30:00:00 /28 MA-M 🇺🇸 Fike Corporation D4:32:66:00:00:00 /24 MA-L 🇺🇸 FILANET CORPORATION 00:D0:9A:00:00:00 /24 MA-L 🇺🇸 FILENET CORPORATION 08:00:34:00:00:00 /24 MA-L 🇺🇸 Filmetrics Inc. CC:74:98:00:00:00 /24 MA-L 🇺🇸 Fin Robotics Inc 40:A3:6B:00:00:00 /28 MA-M 🇺🇸 Fin Robotics Inc 70:B3:D5:0C:80:00 /36 MA-S 🇺🇸 Fine Point-High Export A8:EE:6D:00:00:00 /24 MA-L 🇺🇸 Finest Security Systems Co., Ltd 2C:62:5A:00:00:00 /24 MA-L 🇺🇸 Finis Inc C0:84:88:00:00:00 /24 MA-L 🇺🇸 FINISAR CORPORATION 00:90:65:00:00:00 /24 MA-L 🇺🇸 Finishing Brands 00:50:C2:FA:D0:00 /36 IAB 🇺🇸 Finnzymes 00:19:FF:00:00:00 /24 MA-L 🇺🇸 FiRa Consortium 5A:18:FF:00:00:00 /24 CID 🇺🇸 FiRa Consortium D0:92:00:00:00:00 /24 MA-L 🇺🇸 Firecom, Inc. 70:B3:D5:33:10:00 /36 MA-S 🇺🇸 Firefly Integrations 38:09:A4:00:00:00 /24 MA-L 🇺🇸 Firefly RFID Solutions 70:B3:D5:8B:30:00 /36 MA-S 🇺🇸 Firehose Labs, Inc. 70:B3:D5:F7:90:00 /36 MA-S 🇺🇸 FIREPOWER SYSTEMS, INC. 00:A0:27:00:00:00 /24 MA-L 🇺🇸 Firetide, Inc 00:18:C2:00:00:00 /24 MA-L 🇺🇸 FIREWALLA INC 20:6D:31:00:00:00 /24 MA-L 🇺🇸 FIREWIREDIRECT.COM, INC. 00:01:56:00:00:00 /24 MA-L 🇺🇸 FirmTek, LLC 88:D3:7B:00:00:00 /24 MA-L 🇺🇸 FirmTek, LLC 9A:D2:63:00:00:00 /24 CID 🇺🇸 FIRST 00:50:C2:9D:40:00 /36 IAB 🇺🇸 First Mode 8C:1F:64:C5:40:00 /36 MA-S 🇺🇸 FIRST PACIFIC NETWORKS, INC. 00:60:91:00:00:00 /24 MA-L 🇺🇸 FIRST RF Corporation 70:B3:D5:7B:C0:00 /36 MA-S 🇺🇸 First Silicon Solutions 00:0F:75:00:00:00 /24 MA-L 🇺🇸 First System Technology Co., Ltd. 00:50:C2:FE:C0:00 /36 IAB 🇺🇸 FIRST VIRTUAL CORPORATION 00:A0:B1:00:00:00 /24 MA-L 🇺🇸 FISCHER AND PORTER CO. 00:40:C3:00:00:00 /24 MA-L 🇺🇸 Fischer Block, Inc. 70:B3:D5:80:B0:00 /36 MA-S 🇺🇸 Fischer International Systems Corporation 34:A7:BA:00:00:00 /24 MA-L 🇺🇸 FISHER CONTROLS 00:80:74:00:00:00 /24 MA-L 🇺🇸 Fisher-Rosemount Systems Inc. 00:22:E5:00:00:00 /24 MA-L 🇺🇸 Fitbit Inc. 18:00:DB:00:00:00 /24 MA-L 🇺🇸 Fitbit, Inc. 58:A8:7B:00:00:00 /24 MA-L 🇺🇸 Fitbit, Inc. 5C:75:AF:00:00:00 /24 MA-L 🇺🇸 Fitbit, Inc. C8:B6:FE:00:00:00 /24 MA-L 🇺🇸 Fitbit, Inc. F0:51:EA:00:00:00 /24 MA-L 🇺🇸 Fitview 44:18:4F:00:00:00 /24 MA-L 🇺🇸 FIVE9 NETWORK SYSTEMS LLC 00:50:C2:B2:00:00 /36 IAB
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