OUI Lookup
0040c3
FISCHER AND PORTER CO.
Manufacturer Information
- OUI Prefix
- 0040c3
- Manufacturer
- FISCHER AND PORTER CO.
- Address
- 125 E. COUNTY LINE ROAD WARMINSTER PA US 18974
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0040C3
The OUI prefix 0040C3 is assigned to FISCHER AND PORTER CO., based in 125 E. COUNTY LINE ROAD WARMINSTER PA US 18974 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to FISCHER AND PORTER CO..