Crossword clues for Mailbox features 5 letters:SLOTSMailbox features, perhapsSLOTSMailbox featuresSLOTSFeatures of some mailboxesSLOTPublic-mailbox featureSLOTMailbox featureSLOTFeature of many a mailboxROLLEBARRActress/comic roomies' mailbox label that sounds like an auto safety feature?