Average GPS coordinates for postcode 06-400: 52.883, 20.617
Listing cities:
>> Ciechanów 06-400, Mazowieckie, ciechanowski, GPS coordinates: 52.8833,20.6167
Listing cities:
>> Ciechanów 06-400, Mazowieckie, ciechanowski, GPS coordinates: 52.8833,20.6167