Map of the regions of Russia with their <a href="https://en.wikipedia.org/wiki/Postal_codes_in_Russia" class="extiw" title="w:Postal codes in Russia">postal codes</a>.
<a href="//commons.wikimedia.org/wiki/User:Hellerick" title="User:Hellerick">Hellerick</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>