USPS Mobile is a business app providing postal services like shipment tracking, price calculation, and location finding.

Download USPS Mobile from Google Play Store or Apple App Store and follow installation instructions.

Upon first opening, explore main features like shipment tracking, price calculator, and ZIP Code lookup.

Key features include shipment tracking, price calculation, location finder, ZIP Code lookup, and mail management.

Customize preferences by setting notification alerts and managing saved locations within the app.

Save favorite locations by marking them within the app for quick future access.

Share tracking information via text or email directly from the shipment details page.

Access detailed shipment info by entering tracking numbers or scanning shipping labels.

The app requires location permissions for GPS features which can be managed in device settings.

Check for updates in your device's app store and ensure automatic updates are enabled.