2026-03-23 – version 5.5.2
* Fix – Filter out First-Class Package International Service rates for packages exceeding USPS dimensional limits.
* Fix – Restrict international First-Class Mail letter and envelope rates to items with zero declared value.
* Tweak – Split international First-Class into separate Mail and Package services for accurate rate naming.
* Tweak – Show packing method label in rate metadata for all packing methods.
* Tweak – Add rate description and mail class to rate metadata.
2026-03-09 – version 5.5.1
* Tweak – WooCommerce 10.6 Compatibility.