Yea passport is necessary and postal code( ye posta bet kutr) I think u can use a close relatives ye posta bet kutr if u don't have one) and in Ethiopia I don't think we have zip codes

If you are living in addis postal code is 1000 but I don't think we have a zip code ena demo if you are out of addis then your postal code might vary in every area that you are

zip code +2519