5-Digit Trays: Optional, 90-piece minimum, fewer pieces not permitted; one less-than-full or overflow tray allowed. Barcoded Labels: For Line 1, use city, state, and 5-digit ZIP Code on mail. Price: 5-Digit | 3-Digit Trays: Required, 90-piece minimum, fewer pieces not permitted; one less-than-full or overflow tray allowed. After all full trays are prepared, one less-than-full tray must be prepared for any pieces remaining for each origin 3–digit ZIP Code prefix. Barcoded Labels: For Line 1, use L002, Column A for 3-digit destinations. Price: 3-Digit or ADC 1 | ADC Trays: Required, 90-piece minimum, fewer pieces not permitted; one less-than-full or overflow tray allowed; group pieces by 3-digit ZIP Code prefix. (Exception: Pieces do not have to be grouped by 3–digit ZIP Code if mailing is prepared using MLOCR and standardized documentation is submitted.) Barcoded Labels: For Line 1, use L004. Price: ADC | Mixed ADC Trays: Required, no minimum, group by ADC. (Exception: Pieces do not have to be grouped by ADC if mailing is prepared using MLOCR and standardized documentation is submitted.) Barcoded Labels: For Line 1, use L201. For mail originating in 3-digit ZIP Codes in Column A, use “MXD” followed by city/state/3-digit ZIP Code in Column C. Price: Mixed ADC |