Average GPS coordinates for postcode hu18: 53.894, -0.152

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Listing cities:
>> Rolston HU18, East Yorkshire, England, GPS coordinates: 53.8936,-0.1523
>> Mappleton HU18, East Yorkshire, England, GPS coordinates: 53.8769,-0.1366
>> Hornsea HU18, East Yorkshire, England, GPS coordinates: 53.9104,-0.1681