Average GPS coordinates for Wallasey Postcode location: 53.423, -3.065. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Wallasey on map:

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Listing cities & postcodes (2):
>> Merseyside, CH44 Wallasey, England, GPS coordinates: 53.4232,-3.065
>> Merseyside, CH45 Wallasey, England, GPS coordinates: 53.4232,-3.065