These
FAQs provide detailed information about the process and timelines for mailing 1099 and K-1 forms. On average, it takes less than 3 days to print and transfer these forms to the USPS. Recipient packages are printed double-sided, with page numbers formatted as [page number] of [total pages]. The size of the envelope or box used depends on the number of pages. The service exclusively uses USPS, and while tracking information isn't available, a pre-sort vendor helps streamline the mailing process by sorting mail by nine-digit zip codes. Various factors, including weather and mailing volume, can affect delivery times.