Coordinate GPS medie per codice postale bt52: 55.142, -6.642

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lista delle città :
>> Coleraine BT52, County Londonderry, Northern Ireland, coordinate GPS: 55.1333,-6.6667
>> Ballyvelton BT52, County Londonderry, Northern Ireland, coordinate GPS: 55.1417,-6.6417
>> Cloyfin BT52, County Londonderry, Northern Ireland, coordinate GPS: 55.15,-6.6167