8661 Green bus · Guro SK V1 Center, Jeil Pungkyeongchae Forest Apt. ↔ Cheonwang station exit 4
Bus 8661 (Green bus): Guro SK V1 Center, Jeil Pungkyeongchae Forest Apt. ↔ Cheonwang station exit 4. Every 18 min on weekdays · First 06:30 · Last 08:55 (from the first stop). Stop numbers, direction and next stop.