Gjennomsnittlig GPS-koordinater for postnummer 91020: 37.68, 12.746

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Notering byer:
>> Borgata Costiera 91020, Sicilia, Trapani, GPS-koordinater: 37.68,12.7465
>> Costiera Di Mazara 91020, Sicilia, Trapani, GPS-koordinater: 37.7167,12.6333
>> Granitola 91020, Sicilia, Trapani, GPS-koordinater: 37.5667,12.65
>> Granitola Torretta 91020, Sicilia, Trapani, GPS-koordinater: 37.5667,12.65
>> Petrosino 91020, Sicilia, Trapani, GPS-koordinater: 37.7077,12.4999
>> Poggioreale 91020, Sicilia, Trapani, GPS-koordinater: 37.764,13.0359
>> Salaparuta 91020, Sicilia, Trapani, GPS-koordinater: 37.7579,13.0097