postnummer (11 elementer):
TR1 (5)
TR10 (5)
TR11 (14)
TR12 (29)
TR13 (13)
TR14 (10)
TR15 (3)
TR16 (12)
TR17 (1)
TR18 (5)
TR19 (22)
Gjennomsnittlig GPS-koordinater for postnummer tr1: 50.264, -5.063
Notering byer:
>> Kenwyn TR1, Cornwall, England, GPS-koordinater: 50.2633,-5.0949
>> Gloweth TR1, Cornwall, England, GPS-koordinater: 50.2633,-5.0547
>> Malpas TR1, Cornwall, England, GPS-koordinater: 50.2633,-5.0547
>> St Clement TR1, Cornwall, England, GPS-koordinater: 50.2633,-5.0547
>> Truro TR1, Cornwall, England, GPS-koordinater: 50.2653,-5.0544
