ShipStation Integration
Route ShipStation labels and rate shopping through LollipopWMS automatically.
USPS Shipping
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🍭 LollipopWMS
USPS Shipping with Commercial Rates
Print USPS labels at commercial rates, validate addresses, and track deliveries. Access Priority, First Class, and Media Mail services.
What syncs between USPS Shipping and LollipopWMS
Generate Priority Mail, First Class, and Parcel Select labels
Commercial Base and Commercial Plus pricing
Address validation with ZIP+4 standardization
Tracking updates sync automatically
SCAN form generation for bulk drop-offs
International labels with customs forms
Technical details
- Authentication
- USPS Web Tools API credentials
- Sync frequency
- Real-time label generation, daily tracking sync
- API version
- USPS Web Tools API
Quick setup
What you'll need
- USPS.com Business account (or use our rates)
- Payment method on file for postage
- Thermal printer recommended for labels
Integration performance
Real-time
Sync frequency
99.9%
Uptime SLA
undefined min
Setup time
Frequently asked questions
Can we schedule USPS pickups from LollipopWMS?
Yes. Submit daily pickup requests once manifests close, using your ZIP and account defaults.
Do we need separate credentials for Commercial rates?
Bring your existing USPS Web Tools credentials or connect via consolidators. LollipopWMS stores them with encryption.
How are international forms handled?
Customs declarations print with the label and stay attached to tracking events for audit purposes.
Connect USPS Shipping today
Set up in under 30 minutes with our guided wizard.