1657
Stevenage
Bus service
Great Northern service
1720
Hertford North
Bus service
Great Northern service
1727
Stevenage
Bus service
Great Northern service
1750
Hertford North
Bus service
Great Northern service
1757
Stevenage
Bus service
Great Northern service
1820
Hertford North
Bus service
Great Northern service
1827
Stevenage
Bus service
Great Northern service
1850
Hertford North
Bus service
Great Northern service