145.zip

: Delivery statistics and route information must be obtained using the USPS EDDM web tool . Physical Standards for 145 Flats

: Mailings must consist of at least 200 pieces (or 50 pounds) but no more than 5,000 pieces per day per 5-digit ZIP Code. 145.zip

: More than 11-1/2 inches but not more than 15 inches long. : Delivery statistics and route information must be