Prosečne GPS koordinate za poštanski broj dn18: 53.67, -0.484

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Spisak gradova:
>> Burnham DN18, Lincolnshire, England, GPS koordinate: 53.6698,-0.4836
>> South Ferriby DN18, Lincolnshire, England, GPS koordinate: 53.676,-0.5047
>> Barton-upon-Humber DN18, Lincolnshire, England, GPS koordinate: 53.68,-0.4377
>> Horkstow DN18, Lincolnshire, England, GPS koordinate: 53.6532,-0.5085
>> Kingsforth DN18, Lincolnshire, England, GPS koordinate: 53.6698,-0.4836