Scammers are sending USPS scam text messages to potentials with a link to a website called "mocha.top." It appears the website is a phishing one that steals account credentials, personal and financial information. Therefore, recipients of USPS text messages with a link to the same website, are asked not to click the link.
If you have received a USPS Mocha scam text, please post it in a comment below. Include the telephone number the text came from. And, if you have been tricked into visiting "mocha.top" and submitted your financial information to it, please get in touch with your bank for help and change your passwords.