Main Category : Collection Boxes - USPS Approved & For Private Use/Access / Letter Locker Collection Boxes Letter Locker Collection Box HLL1 Item # HLL1 Single Letter Locker Collection Box Unit Size: 20.10”H x 18.16”W x 24.35”D Sale Price: $689.50 (Qty 1) 2+ Call Letter Locker Collection Box HLL2COL Item # HLL2COL Double Letter Locker Collection Box-Single Door Unit Size: 28.10”H x 18.16”W x 24.35”D Sale Price: $789.50 (Qty 1) 2+ Call Letter Locker Collection Box HLL2DBL Item # HLL2DBL Double Letter Locker Collection Box-Double Door Unit Size: 28.10”H x 18.16”W x 24.35”D Sale Price: $989.50 (Qty 1) 2+ Call Letter Locker Collection Box Surface Mount Pedestal HLL36PW Item # HLL36PW Surface Mount Pedestal for Letter Locker Collection Box Size: 36”High Sale Price: $85.50 (Qty 1) 2+ Call Letter Locker Collection Box In-Ground Post HLL60PW Item # HLL60PW In-Ground Post for Letter Locker Collection Box Size: 60”High Sale Price: $85.50 (Qty 1) 2+ Call