Endicia
4Psite provides USPS through Endicia server to server integration, as a part of the USPS shipping module. Print your shipping labels and postage directly from the 4Psite system using seamless integration. Endicia supports multi-functional shipping options that make shipping much easier.
Print shipping labels and postage for all stores and channels
Seamless integration with USPS servers with no export required
Domestic and international shipping options (customs forms included)
Military base shipping options (APO, FPO)
Shipping orders individually or in batch
Real time shipping rates
Labels available to reprint or void
Your USPS negotiated pricing, and Express 1 discounts.