Can I send it by express delivery without writing the zip code?

Postal code \x0d\ consists of Arabic numerals, which represents a special code of the post office where mail is delivered, and is also the communication code between residents and units within the delivery range of this office. And express unified bar code, so you don't need a zip code. \x0d\ postal code is a special code for postal communication to realize mail sorting. Express delivery is sorted by manual writing, so there is no need for zip code.