Coordinate GPS medie per codice postale bn20: 50.778, 0.242

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lista delle città :
>> Willingdon BN20, Sussex, England, coordinate GPS: 50.8001,0.255
>> Holywell BN20, Sussex, England, coordinate GPS: 50.7747,0.2523
>> Friston BN20, Sussex, England, coordinate GPS: 50.764,0.1993
>> East Dean BN20, Sussex, England, coordinate GPS: 50.7747,0.2523
>> Birling Gap BN20, Sussex, England, coordinate GPS: 50.7747,0.2523