What will happen if you have friends or family who recently moved address or move house and then you go and do not know the exact address. This makes you feel very upset if the address is not clear and no signs were found. So, where should I place the address plagues so easily seen? All good address plaque can be mounted on a wall or column in the open at the front of your home. If you want to have your address easily seen at night, so you should place the lights lit.