> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://support.postcodeshipping.com/sitemap.xml
> Use this file to discover available pages before exploring further.
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# What is a Region?

##### Create target areas within your Shipping Zones as large as a country or as small as a single postcode.

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**What is a Region?**


A Region is a set of rules that allow you to target specific areas within the countries that make up your Shipping Zones. When an order is received that has a destination address within a country that is covered by one of your Shipping Zones, the Regions for the Shipping Zone determine which Rates should be used.

![](https://storage.crisp.chat/users/helpdesk/website/7ca8b3cc1d2b7c00/image_1i10jeh.png)
![](https://storage.crisp.chat/users/helpdesk/website/7ca8b3cc1d2b7c00/1006-1_lcymjb.png)

Regions offer a great deal of flexibility, allowing you to target very specific areas to broad, country-spanning regions. Understanding how to [ **set up Regions **](https://postcode.crisp.help/en/article/create-a-new-region-dq4rdp/) and which [ ** targeting rules **](https://postcode.crisp.help/en/article/region-rule-types-pyx4wo/) are most suitable in which situations will greatly help you when creating your shipping rules.