Telco Systems, Inc.

Telco Systems, Inc. holds 6 OUI prefixes in the IEEE registry. Each prefix is the first three octets of a MAC address and covers a block of 16,777,216 addresses, so devices built by Telco Systems, Inc. draw from a pool of about 100,663,296 possible MAC addresses in total.

Registered address: 15 Berkshire Road Mansfield MA US 02048

All 6 prefixes

• 00:00:1F00:00:1F:00:00:00 – 00:00:1F:FF:FF:FF
• 00:0F:9600:0F:96:00:00:00 – 00:0F:96:FF:FF:FF
• 00:10:CA00:10:CA:00:00:00 – 00:10:CA:FF:FF:FF
• 00:40:9F00:40:9F:00:00:00 – 00:40:9F:FF:FF:FF
• 00:A0:1200:A0:12:00:00:00 – 00:A0:12:FF:FF:FF
• 00:C0:AB00:C0:AB:00:00:00 – 00:C0:AB:FF:FF:FF

Have a full MAC address? Look it up to see which of these prefixes it belongs to — or browse the full manufacturer directory.