Route
NH 135C runs 175 km from Vindhyanagar, Madhya Pradesh to Karchana, Uttar Pradesh.
Crosses Madhya Pradesh and Uttar Pradesh.
Through Vindhyanagar, Singrauli and Karchana.
Why it matters
NH 135C is a branch of NH 135. In the national highway numbering used since 2010, a letter after the number marks a spur or link off the main route — this one runs Vindhyanagar to Karchana, and it meets NH 135 along the way.