Rail trivia:
Which cities have
4 railway zones in their vicinity
I. Khandwa :- SCR, WR, WCR, CR
Ii. Varanasi :- ECR, NR, NER, NCR
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3 railway zones in their vicinity
I. Mathura :- NCR, NER, WCR
Ii. Chittorgarh :- WCR, WR, NWR
Iii. Ballarshah :- SECR, CR, SCR