Retail Competitive Fees for PO Boxes The PO Box fees for competitive locations changed on January 21, 2018, as follows:   3-Month Fee Group Size 1 Size 2 Size 3 Size 4 Size 5 C30 44.00 87.00 144.00 230.00 360.00 C31 39.00 58.00 102.00 163.00 256.00 C32 32.00 48.00 85.00 130.00 205.00 C33 28.00 40.00 72.00 113.00 171.00 C34 24.00 35.00 62.00 97.00 143.00 C35 20.00 29.00 52.00 82.00 131.00 C36 17.00 25.00 45.00 71.00 112.00 C37 15.00 22.00 39.00 62.00 98.00 C38 38.00 56.00 99.00 155.00 247.00 C39 31.00 46.00 82.00 124.00 199.00 C40 26.00 39.00 68.00 108.00 162.00 C41 22.00 33.00 58.00 91.00 136.00 C42 19.00 28.00 49.00 77.00 122.00 C43 17.00 25.00 44.00 70.00 110.00 C44 14.00 21.00 38.00 60.00 95.00   6-Month Fee Group Size 1 Size 2 Size 3 Size 4 Size 5 C30 75.00 150.00 250.00 400.00 625.00 C31 68.00 100.00 178.00 283.00 446.00 C32 56.00 83.00 148.00 226.00 357.00 C33 48.00 70.00 125.00 197.00 297.00 C34 41.00 60.00 107.00 169.00 248.00 C35 35.00 51.00 91.00 143.00 227.00 C36 30.00 44.00 78.00 123.00 195.00 C37 26.00 38.00 68.00 107.00 170.00 C38 66.00 97.00 172.00 269.00 430.00 C39 54.00 80.00 142.00 216.00 346.00 C40 46.00 67.00 119.00 187.00 282.00 C41 39.00 57.00 101.00 159.00 236.00 C42 33.00 48.00 85.00 134.00 212.00 C43 29.00 43.00 77.00 121.00 192.00 C44 25.00 37.00 66.00 104.00 165.00 — Retail Operations, Retail and Customer Service Operations, 2-1-18