NPI has been at the forefront of the developing technology in the mail sorting industry since 1978. Since the earliest days of the first S-4 sorter in 1978, NPI has maintained its reputation for unique technological innovation with a series of key breakthroughs. NPI’s patented technologies are designed to address the most important issues in mail sorting today.

Latest News

Dim weight changes mean more rate pain ahead

Dim weight changes mean more rate pain ahead

Monday, Oct 24 2016

The latest chapter in the multiyear rate squeeze applied to parcel shippers by FedEx Corp. and UPS...

How NPI automation helped one leading shipper tackle its e-commerce problem

How NPI automation helped one leading shipper tackle its e-commerce problem

Thursday, Jun 30 2016

Recognizing that the rapid rise of e-commerce has sent the shipping industry scrambling, NPI set...

Why Parcel Sorting Automation Can’t Wait

Why Parcel Sorting Automation Can’t Wait

Tuesday, Dec 22 2015

Shoppers have embraced e-commerce, and, for retailers, it has been a boon. The volume of products...

NPI delivers the perfect solution with NP4000R

NPI delivers the perfect solution with NP4000R

Monday, Dec 14 2015

Located in Indianapolis, Indiana, Post Masters offers full-service mail and fulfillment services...