1. If you know the name of the owner, you can query the name of the owner in the electric power business hall.
2. If you have lived with the householder, or have the householder's electricity bill, you can check the electricity account number on the bill.
3. Call the electric power service hotline 95598, provide the relevant information and identification of the householder, and you can find the number of the electricity user.
4. To inquire about the local electric power business hall, you need to provide the relevant information and identity certificate of the head of the household, so as to verify the identity.
Please note that the policies and procedures of different regions and different power supply companies may be different. The best way is to contact the local power supply company directly to understand their specific inquiry process.