| OUI Prefix | Vendor | Full Name |
|---|---|---|
| 00:0A:08/24 | AlpsAlpine | Alps Alpine |
| FC:62:B9/24 | Alpsalpine | Alpsalpine Co,.Ltd |
| 00:A0:79/24 | AlpsElectric | Alps Electric (Usa), Inc. |
| DC:B7:FC/24 | AlpsElectric | Alps Electric (Ireland) Ltd |
| A4:3B:FA:8/28 | Alpwise | Alpwise |
| 00:50:C2:3E:A/36 | AlroInformat | Alro Information Systems SA |
| 8C:1F:64:BC:D/36 | ALSE | A.L.S.E. |
| 58:AD:08:C/28 | Also | Also, Inc. |
| 00:13:AA/24 | ALSTEC | ALS & TEC Ltd. |
| 00:1A:D8/24 | AlsterAero | AlsterAero GmbH |
| 00:50:C2:7B:6/36 | Alstom | Alstom (Schweiz) AG |
| 04:62:D7/24 | AlstomHydroF | Alstom Hydro France |
| 00:50:C2:07:3/36 | AlstomSignal | Alstom Signalling Ltd. |
| A4:3B:FA:B/28 | ALSTOMStrong | ALSTOM Strongwish (Shenzhen) Co., Ltd |
| 30:EF:D1/24 | AlstomStrong | Alstom Strongwish (Shenzhen) Co., Ltd. |
| 00:16:9B/24 | AlstomTransp | Alstom Transport |
| 0C:7F:ED:D/28 | ALT | ALT Co., Ltd. |
| 9C:1E:CE/24 | ALT | ALT Co., Ltd. |
| 9C:4E:8E/24 | ALT | ALT Systems Ltd |
| 94:9C:55/24 | AltaDataTech | Alta Data Technologies |
| 00:25:A2/24 | AltaDefinici | Alta Definicion LINCEO S.L. |
| 00:1B:B7/24 | AltaHeightsT | Alta Heights Technology Corp. |
| 00:50:C2:8C:A/36 | Altairsemico | Altair semiconductor Ltd |
| 00:19:BE/24 | AltaiTechnol | Altai Technologies Limited |
| C4:A5:59:C/28 | AltamSl | Altam Systems Sl |
| 70:B3:D5:69:A/36 | Altaneos | Altaneos |
| BC:B9:23/24 | AltaNetworks | Alta Networks |
| 00:C0:93/24 | AltaResearch | Alta Research Corp. |
| 08:7D:21/24 | Altasectechn | Altasec technology corporation |
| 00:26:8E/24 | AltaSolution | Alta Solutions, Inc. |
| 00:10:32/24 | AltaTechnolo | Alta Technology |
| 74:25:84:3/28 | altdigitalsr | alt digital s.r.o. |
| 00:18:FC/24 | AltecElectro | Altec Electronic AG |
| 00:20:55/24 | Altech | Altech Co., Ltd. |
| 00:0C:40/24 | AltechContro | Altech Controls |
| 30:41:74/24 | AltecLansing | Altec Lansing Llc |
| 00:16:11/24 | Altecon | Altecon Srl |
| 00:25:C7/24 | altek | altek Corporation |
| 00:50:C2:8A:8/36 | AltekElectro | Altek Electronics |
| 74:E1:4A:0/28 | AltenburgerE | Altenburger Electronic GmbH |
| 80:97:1B/24 | AltenergyPow | Altenergy Power System,Inc. |
| 00:60:CF/24 | AlteonNetwor | Alteon Networks, Inc. |
| 00:07:ED/24 | Altera | Altera Corporation |
| A4:11:63:4/28 | AlterG | AlterG, Inc. |
| 00:14:E5/24 | Alticast | Alticast |
| 68:AA:C4/24 | AlticeLabs | Altice Labs |
| C8:70:23/24 | AlticeLabs | Altice Labs |
| 50:67:E0/24 | AlticeLabs | Altice Labs |
| 1C:57:3E/24 | AlticeLabs | Altice Labs |
| 58:FC:20/24 | AlticeLabs | Altice Labs |
| C0:48:2F:4/28 | AlticeLabsIn | Altice Labs India |
| 28:C7:18/24 | Altierre | Altierre |
| 00:50:C2:C0:C/36 | Altierre | Altierre |
| 00:90:A4/24 | AltigaNetwor | Altiga Networks |
| 00:0A:AA/24 | AltiGenCommu | AltiGen Communications Inc. |
| 00:50:C2:AD:F/36 | Altinex | Altinex, Inc |
| 68:91:D0:B/28 | AltisTechnol | Altis Technology |
| 70:B3:D5:55:2/36 | ALTIT | ALTIT.CO.,Ltd. |
| 70:B3:D5:D0:F/36 | AltoAviation | Alto Aviation |
| 6C:A6:13/24 | AltoBeam | AltoBeam Inc. |
| 54:14:E9/24 | AltoBeam | AltoBeam Inc. |
| 98:87:CC/24 | AltoBeam | AltoBeam Inc. |
| F4:B1:9C/24 | AltoBeam | AltoBeam Inc. |
| 88:28:7D/24 | AltoBeam | AltoBeam Inc. |
| 78:F1:3B/24 | AltoBeam | AltoBeam Inc. |
| 4C:2F:7B/24 | AltoBeam | AltoBeam Inc. |
| C0:2E:DF/24 | AltoBeam | AltoBeam Inc. |
| 94:FF:7D/24 | AltoBeam | AltoBeam Inc. |
| FC:FD:71/24 | AltoBeam | AltoBeam Inc. |
| A0:CA:4A/24 | AltoBeam | AltoBeam Inc. |
| C4:58:78/24 | AltoBeam | AltoBeam Inc. |
| 80:E8:69/24 | AltoBeam | AltoBeam Inc. |
| 48:D0:1C/24 | AltoBeam | AltoBeam Inc. |
| 44:29:1E/24 | AltoBeam | AltoBeam Inc. |
| 98:A8:29/24 | AltoBeam | AltoBeam Inc. |
| 60:56:EE/24 | AltoBeam | AltoBeam Inc. |
| F4:1C:26/24 | AltoBeam | AltoBeam Inc. |
| A4:EF:15/24 | AltoBeam | AltoBeam Inc. |
| 38:77:07/24 | AltoBeam | AltoBeam Inc. |
| 48:A4:FD/24 | AltoBeam | AltoBeam Inc. |
| 20:98:ED/24 | AltoBeam | AltoBeam Inc. |
| 08:76:83/24 | AltoBeam | AltoBeam Inc. |
| 44:72:AC/24 | AltoBeam | AltoBeam Inc. |
| 7C:AA:DE/24 | AltoBeam | AltoBeam Inc. |
| B4:FB:E3/24 | AltoBeam | AltoBeam Inc. |
| 5C:4E:EE/24 | AltoBeam | AltoBeam Inc. |
| BC:AD:AE/24 | AltoBeam | AltoBeam Inc. |
| 50:EE:9B/24 | AltoBeam | AltoBeam Inc. |
| C0:8A:60/24 | AltoBeam | AltoBeam Inc. |
| 38:BE:AB/24 | AltoBeam | AltoBeam Inc. |
| D0:A6:51/24 | AltoBeam | AltoBeam Inc. |
| 38:54:F5/24 | AltoBeam | AltoBeam Inc. |
| 2C:CC:7A/24 | AltoBeam | AltoBeam Inc. |
| 58:C5:87/24 | AltoBeam | AltoBeam Inc. |
| 98:08:18/24 | AltoBeam | AltoBeam Inc. |
| 4C:37:DE/24 | AltoBeam | AltoBeam Inc. |
| E8:F4:94/24 | AltoBeam | AltoBeam Inc. |
| 88:9E:9A/24 | AltoBeam | AltoBeam Inc. |
| F4:E2:5D/24 | AltoBeam | AltoBeam Inc. |
| 60:DC:81/24 | AltoBeam | AltoBeam Inc. |