Just bought a new computer and want to transfer your long list of email addresses from your old computer? Before you start typing your overwhelming list of addresses into the computer, consider this following guide: Microsoft Outlook address book offers some transfer options that you will be are really simple to use, and you should have no trouble transferring the addresses using the built in transfer functions.
Backing up the file from the source PC
Step 1:
From within Microsoft Outlook, head over to file then export and click address book. If you are prompted for which action to perform, just hit “export to file“.
You have now told Outlook that you are looking to export the file (or create a backup file that Outlook can understand). An exported file is a batch file containin g data that the program can compresses and decompress to read / store data within.
Step 2:
Select text file or comma separated values from the next menu, to tell Outlook how it should setup the batch file. If you are prompted to install the required translator, click yes.
A text file is a standard file that will store all of your email addresses as a list, whereas a comma separated value file has commas in between each email address, providing more of a universal readability to such email programs the Gmail web service, which also understands comma separates worksheets.
Step 3:
Locate the file you just created, and either email it, copy it to a flash drive, or some sort of storage device, so that you can reference the file on your new or target computer. Make sure you have copied the Outlook Address book file you just created, and not some other random file 
Transferring the file to the target PC
Step 1:
Locate the file on your new pc by pulling it form your email or storage device that you backed up the file on. Once you have located the file, head back into Outlook on the destination PC, and go to file and then import.
Step 2:
In the import menu, choose other address book or import from another program and select comma separated values (windows). Click next.
Step 3:
Highlight contacts and then click next and finished. You have successfully transfered the files from your old PC to your new one, congratulations! See, it wasn’t that bad!