What is another word for mail

Here are some synonyms for "mail":

1. Post
2. Letters
3. Correspondence
4. Packages
5. Parcels
6. Envelopes
7. Dispatch
8. Transmission
9. Communication
10. Delivery

Note that some of these words may have slightly different connotations or nuances, depending on the context in which they're used. For example, "post" might imply a more formal or official sense of mail, while "letters" might suggest a more personal or informal sense of correspondence.