Main Category : Vertical Mailboxes/Apartment Type - Front Loading - USPS Approved Apartment Mailboxes FL H12503A 3 Door Vertical Mailbox. Unit Size: 19"W x 19-1/8"H x 6-3/4"D Anodized Aluminum/Silver - Standard Finish Qty 1-3 $85.50; +4 Call Apartment Mailboxes Front Load H12504A 4 Door Vertical Mailbox. Unit Size: 24.5"W x 19-1/8"H x 6-3/4"D Anodized Aluminum/Silver –Standard Finish Qty 1-3 $113.50; + 4 Call Apartment Mailboxes Front Load H12505A 5 Door Vertical Mailbox. Unit Size: 30-1/8"W x 19-1/8"H x 6-3/4"D Anodized Aluminum/Silver – Standard Finish Qty 1-3 $142.50; +4 Call Apartment Mailboxes Front Load H12506A 6 Door Vertical Mailbox Unit Size: 35-5/8"W x 19-1/8"H x 6-3/4"D Anodized Aluminum/Silver – Standard Finish Qty 1-3 $172.50; +4 Call Apartment Mailboxes Front Load H12507A 7 Door Vertical Mailbox. Unit Size: 41-1/8"W x 19-1/8"H x 6-3/4"D Anodized Aluminum/Silver - Standard Finish Qty 1-3 $197.50; +4 Call Surface Mount Collar Bracket For Apartment Mailboxes HSMS125A Surface Mount Collar Bracket Anodized Aluminum/Silver - Standard Finish Qty 1-3 $29.95; +4 Call Semi Recessed Mount Collar Bracket For Apartment Mailboxes HSR120A Semi Recessed Mount Collar Bracket Anodized Aluminum/Silver - Standard Finish Qty 1-3 $29.95; +4 Call Outgoing Mail Slot For Apartment Mailboxes H3569 Outgoing Mail Slot Qty 1-3 $19.95; +4 Call Outgoing Collection Box (Recessed Wall Mount Style)) USPS Approved H120R Mail Slot: 10" W x 3/4" H Unit Size:15"W x 19"H x 6.5"D Q 1-3 $124.50; +4 Call Outgoing Collection Box (Surface Wall Mount Style) USPS Approved H120SMS Mail Slot: 10" W x 3/4" H Unit Size: 15"W x 19"H x 6.5"D Q 1-3 $163.50; +4 Call Outgoing Collection Box (Recessed Wall Mount Style) USPS Approved H130R Mail Slot: 10" W x 3/4" H Unit Size: 15"W x 23"H x 6.5"D Q 1-3 $159.50; +4 Call Outgoing Collection Box (Surface Wall Mount Style) USPS Approved H130SMS Mail Slot: 10" W x 3/4" H Unit Size: 15"W x 23"H x 6.5"D Q 1-3 $195.50; +4 Call