| Num. | Service (From/To) | General Details | | 17 | East Hunsbury to Weston Favell Centre | Details Unknown |
| 18 | Northampton (Sixfields) to Far Cotton | Details Unknown |
| 19 | Northampton (Waterside Campus) to Sunnyside | Only this direction, Mon to Fri (31 trips) Sat (every 40 mins) Sun (23 trips) |
| | Sunnyside to Northampton (Waterside Campus) | Only this direction, Sun (every 30 mins) |
| | Sunnyside (Boughton Green Halls) to Northampton (Waterside Campus) | Only this direction, Mon to Fri (30 trips) Sat (every 40 mins) |
| 19AViolet | Northampton (Waterside Campus) to Sunnyside (Boughton Green Halls) | Only this direction, Mon to Fri (9 trips) Sat (every 60 mins) |
| | Sunnyside (Boughton Green Halls) to Northampton (Waterside Campus) | Only this direction, Mon to Fri (9 trips) Sat (every 60 mins) |
| 20 | Kingsley Park (University Of Northampton) to Northampton | Details Unknown |
| 21 | Blackthorn to Northampton | Only this direction, Mon to Fri (37 trips) Sat (every 20 mins) Sun (every 60 mins) |
| | Blackthorn to Weston Favell Centre | Evenings only, one way, Mon to Sat (2 trips) |
| | Northampton to Blackthorn | Only this direction, Mon to Fri (38 trips) Sat (every 20 mins) Sun (every 60 mins) |
| 51 | Chipperfield to Hemel Hempstead | Only this direction, TueThu (1 trip) |
| | Hemel Hempstead to Chipperfield | Only this direction, TueThu (1 trip) |
| 59 | Welford to Market Harborough | Mon to Fri (?) |
| 60 | Northampton to Welford | Mon to Fri (?) |
| 215 | Codicote to Digswell (Monks Walk School) | Mon to Fri (?) |
| 242 | Potters Bar to Waltham Cross | Only this direction, Sun (1 trip) |
| | Waltham Cross to Potters Bar | Evenings only, one way, Sun (1 trip) |
| | Waltham Cross to Welwyn Garden City | Sun (2 trips, 1 back) |
| | Welwyn Garden City to Waltham Cross | Sun (4 trips, 3 back) |
| 304 | St Albans to Wheathampstead | Sun (3 trips) |
| 341 | Broxbourne to Hatfield | Only this direction, Mon to Fri (2 trips) |
| | Broxbourne to Hatfield | Only this direction, Mon to Fri (1 trip) |
| | Broxbourne to Hatfield | Only this direction, Mon to Fri (1 trip) |
| | Broxbourne to Hatfield | Only this direction, Sat (4 trips) |
| | Broxbourne to Hatfield (Business Park) | Only this direction, Mon to Fri (3 trips) |
| | Hatfield to Broxbourne | Only this direction, Mon to Fri (2 trips) Sat (5 trips) |
| | Hatfield to Broxbourne | Only this direction, Mon to Fri (1 trip) |
| | Hatfield to Broxbourne | Only this direction, Mon to Fri (1 trip) |
| | Hatfield to Broxbourne | Only this direction, Mon to Fri (1 trip) |
| | Hatfield Circular | Only this direction, Mon to Sat (3 trips) |
| | Hatfield to Hertford | Only this direction, Mon to Fri (1 trip) |
| | Hatfield (Business Park) to Ware (Presdales School) | Only this direction, Mon to Fri (1 trip) |
| | Hertford to Hatfield | Only this direction, Sat (1 trip) |
| | Ware to Hatfield | Only this direction, Mon to Fri (1 trip) |
| 357 | St Albans to Redbourn | Sun (4 trips) |
| 383 | Barnet to Finchley (Woodside Park) | Only this direction, Mon to Fri (29 trips) Sat (every 30 mins) |
| | Barnet to Finchley (Woodside Park) | Only this direction, Mon to Fri (1 trip) |
| | Finchley (Woodside Park) to Barnet | Only this direction, Mon to Fri (1 trip) |
| | Finchley (Woodside Park) to Barnet | Only this direction, Mon to Fri (29 trips) Sat (every 30 mins) |
| 395 | London (Westway Cross) to Harrow | Mon to Fri (1 trip) |
| 404 | Welwyn Garden City (Bus Station) Circular | Only this direction, Sun (5 trips) |
| 405 | Welwyn Garden City (Bus Station) Circular | Only this direction, Sun (4 trips) |
| 601 | Borehamwood to Hatfield (Business Park) | Only this direction, Mon to Fri (3 trips) Sat (6 trips) |
| | Borehamwood to St Albans | Only this direction, Sat (6 trips) |
| | Borehamwood to Welwyn Garden City | Only this direction, Mon to Fri (12 trips) |
| | Hatfield (Business Park) to Borehamwood | Only this direction, Mon to Fri (3 trips) Sat (6 trips) |
| | Hatfield (Business Park) to St Albans | Only this direction, Mon to Fri (1 trip) |
| | Hatfield (De Havilland Campus University Of Hertfordshire) to Welwyn Garden City | Only this direction, Mon to Fri (2 trips) |
| | St Albans to Borehamwood | Only this direction, Sat (6 trips) |
| | St Albans to Hatfield (Business Park) | Evenings only, one way, Mon to Fri (1 trip) |
| | St Albans to Welwyn Garden City | Only this direction, Mon to Fri (10 trips) |
| | Welwyn Garden City to Borehamwood | Only this direction, Mon to Fri (12 trips) |
| | Welwyn Garden City to Hatfield (De Havilland Campus University Of Hertfordshire) | Only this direction, Mon to Fri (2 trips) |
| | Welwyn Garden City to St Albans | Only this direction, Mon to Fri (10 trips) |
| 602 | Hatfield to Watford | Only this direction, Mon to Fri (27 trips) Sat (every 30 mins) |
| | Hatfield (Business Park) to Watford | Only this direction, Mon to Sat (1 trip) Sun (10 trips) |
| | Hatfield (De Havilland Campus University Of Hertfordshire) to Watford | Only this direction, Sun (2 trips) |
| | London Colney (Sainsburys) to Hatfield | Only this direction, Sat (1 trip) |
| | Radlett to Hatfield | Only this direction, Mon to Fri (2 trips) Sat (1 trip) |
