Mailbox symbol

mailbox, symbol, mail, post, letter, message, communication, envelope, postal, delivery, correspondence, sign, icon, stamp, package, mailing, inbox, outbox, postalbox, courier, notice, information, address, contact, alert, notification, exchange, postalservice, send, receive, storage, drawer, container, messagebox, maildrop, postbox, postalmail, mailingbox, office, paperwork, document