Please know that to import the pin code in bulk we have follow below steps.
Step 1: To upload the pin code in bulk you have to login to your admin panel
Step 2: Then go to Multicity -> Minor/Sub City -> import then you will two buttons Click on Export it will download the csv file Please see the attached screenshot
Step 3: Now add the new data to the file and save it
Step 4: Now again go to Multicity -> Minor/Sub -> import the same place where you have downloaded the csv file and click on import button and select all necessary check box and upload the file please see the attached screenshot
Step 5: Now refresh the minor city. it will be added.
Note: If you have same pin code for many places it will upload only one data. so rest of data you have to upload manually.
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