Error message: Your library card number is invalid

First, please check that you have entered the number correctly. Be sure to enter your library card number without spaces. In addition that, make sure that the library card you are using corresponds to the library that offers Mango Languages as an online resource

In case the problem persists, please reach out to us at support@mangolanguages.com with the name and location of your library, and we'll be happy to further investigate.

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