Average GPS coordinates for Upper Holloway Postcode location: 51.565, -0.135. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Upper Holloway on map:

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Listing cities & postcodes (1):
>> London, N19 Upper Holloway, England, GPS coordinates: 51.5649,-0.1351