Attestation of passport copies from Spanish public notary

Hi, I am staying in Spain,  I need attestation of my Indian passport copies from the Spanish public notary for the dependent visa purpose. where I have to get this attestation, please suggest .....

thank you

I am not site why you ask this question as you appear to answer it in the title of your post "Attestation of passport copies from Spanish public notary "

A notario.    You will find at least one in probably every Spanish town.

If you google "notario" + the name of the town you are in,    you will find where are in the town/city