Lines
Line 1 — Blue (Dakshineswar–Kavi Subhas)
32 stations · 31.4 km · Dakshineswar ↔ Kavi Subhas (New Garia)
Line 2 — Orange (Howrah Maidan–Sector V)
13 stations · 16.6 km · Howrah Maidan ↔ Sector V (Salt Lake)
Line 3 — Green (Joka–Esplanade)
11 stations · 14.7 km · Joka ↔ Esplanade
Line 4 — Violet (Noapara–Airport)
12 stations · 11.0 km · Noapara ↔ Airport
Line 5 — Purple (Hemanta Mukhopadhyay–Barasat)
4 stations · 5.0 km · Hemanta Mukhopadhyay ↔ Barasat
Line 6 — Yellow (Kavi Subhas–Ruby)
3 stations · 5.4 km · Kavi Subhas ↔ Ruby