Last week, Google has updated the address formats used for bulk uploads of your Google local listings. Google called this “improve data for your worldwide locations by following the new address guidelines and sample spreadsheet.”
Over the weekend, Elisabeth from Google announced it in the Google Business Help forums saying:
You can see the full help document on those format requirements over here.
If you do bulk uploading, you want to make sure your formats are set properly.
Forum discussion at Google Business Help.