Average GPS coordinates for Johnstone Castle Postcode location: 55.831, -4.501. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Johnstone Castle on map:

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Listing cities & postcodes (1):
>> Renfrewshire, PA5 Johnstone Castle, Scotland, GPS coordinates: 55.8312,-4.501