Post offices are organizations which are involved with the postal system of a certain area. The mail services include posting of mail, receipt of mails, sorting mails on the basis of addresses, handling and transferring mails, and finally delivery of these mails to the intended recipients.
Post offices in Arivaca are not only involved in the mail related services but also offer non-postal services. The non-postal services which are obtained from the post offices in Arivaca include submitting government forms, passport applications, banking services and money orders. Post offices in Arivaca are responsible for delivering important mails to different locations, after proper sorting is done.