Gjennomsnittlig GPS-koordinater for postnummer 06-409: 52.883, 20.617
Notering byer:
>> Ciechanów 06-409, Mazowieckie, ciechanowski, GPS-koordinater: 52.8833,20.6167
Notering byer:
>> Ciechanów 06-409, Mazowieckie, ciechanowski, GPS-koordinater: 52.8833,20.6167