The SY18 postcode district is a postal district with a population of 4,648 and is within the SY postcode area.
The area of the SY18 postcode district is 94.35 square miles which is 244.35 square kilometres or 60,381.02 acres.
There are 1 postcode sectors within the SY18 district.
The sector has postcodes within the nation of England.
The SY18 Postcode District is in the Powys region of East Wales within the Wales.
Explore the SY18 postcode district by using our free interactive map.
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We found 3 hotels and guest houses within the SY18 postcode area
|Postcode Sector||Delivery Office|
We found 2 visitor attractions within the SY18 postcode area
|View Hafren Forest on Google Maps|
|View Llanidloes Museum on Google Maps|