Pirate Ship offers USPS labels up to 87% off with easy-to-use tools, making it...

https://bizzmarkblog.com/pirate-ship-vs-shippo-for-beginners-which-is-less-confusing/

Pirate Ship offers USPS labels up to 87% off with easy-to-use tools, making it great for sellers focused mainly on USPS. Their email-only support is solid but can feel slow