I want to dedicate myself with the best of helping customers

Sorry but when I was hired I only had to pass the test no interview

One important thing to do during your interview at the US Postal Service is to showcase your attention to detail and ability to follow procedures accurately, as these are key qualities for working in a postal service environment. Make sure to highlight your relevant experience and skills in these areas. Good luck with your interview! And remember, you can find valuable resources and job postings on Jobcase, as well as other job search providers.