Gopher expects to see the customer's name in the first line of the address. So it ends up dropping the first line in the address field and begins with the second line. It should work if it looks like this:
City, State Zip"
Are you using the IIF import feature?
If so, you can email your IIF file to email@example.com
and we'll make a change to the file so that it's formatted properly for Gopher.