I'm not able to add or change zip code in my account settings

I'm not able to add zip code in my account, even after adding the 5 digit zip code it's asking me to add it while it has already been filled. I have added my number, it's just that I'm not able to add zipcode.

Submitted July 16, 2018 at 10:28AM by Scavager https://ift.tt/2uqixLN