Sure, here are the details for the bus routes you mentioned:
Bus Number: 237 A1
- Departure: MADURAI – MGR BUS STAND at 6:30:00
- Arrival: NEYVELI at 13:55:00
- Service Type: EXP
- Operator: TNSTC-MDU
Bus Number: 237 A2
- Departure: MADURAI – MGR BUS STAND at 14:35:00
- Arrival: NEYVELI at 21:40:00
- Service Type: EXP
- Operator: TNSTC-MDU
Bus Number: 526B
- Departure: MADURAI at 9:00:00
- Arrival: NEYVELI TS at 16:55:00
- Service Type: EXP
- Operator: TNSTC-KUM
If you need more information or have any other queries, feel free to ask!