1701
Stevenage
Bus service
Great Northern service
1718
Hertford North
Bus service
Great Northern service
1731
Stevenage
Bus service
Great Northern service
1748
Hertford North
Bus service
Great Northern service
1801
Stevenage
Bus service
Great Northern service
1818
Hertford North
Bus service
Great Northern service
1831
Stevenage
Bus service
Great Northern service