it is between 5 to 10 kms
There is no Charampa railway station. You need to get down at Bhadrak. Charampa is near Bhadrak Railway Station.
Distance between Ahmedabad Jn (ADI) to Surat (ST) is 229 km.
It's a distance of about two miles. If you download Google Earth - you can see the route in detail.
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