| 1 | 1-Northampton - Rectory Farm |
| 1 | 1-Welland Vale - Taunton Avenue |
| 10 | 10-Northampton - Kettering |
| 11 | 11-Grange Park - Northampton |
| 11A | 11A-Grange Park - Northampton |
| 12 | 12-Northampton - Brackmills |
| 12A | 12A-Northampton - Northampton |
| 131 | 131-Buckingham - Brackley |
| 131 | 131-Buckingham - Brackley |
| 132 | 132-Buckingham - Tingewick - Brackley (- Banbury) |
| 14 | 14-Northampton - Buckton Fields |
| 14 | 14-Thrapston - Corby |
| 15 | 15-St Giles Park - Brackmills |
| 15 | 15-Kettering - Corby |
| 16 | 16-Northampton - Ecton Brook |
| 16 | 16-Kettering - Raunds |
| 17A | 17A-Ise Lodge - Desborough |
| 18 | 18-Ise Lodge - Market Harborough |
| 18 | 18-UON Waterside Campus - Sixfields |
| 180 | 180-Great Casterton - Wittering |
| 19 | 19-Ise Lodge - Corby |
| 2 | 2-Northampton - Blackthorn |
| 2 | 2-Corby Business Academy - Corby |
| 20 | 20-Corby - Great Oakley |
| 200 | 200-Banbury - Daventry |
| 203 | 203-Princethorpe - Birdingbury - Dunchurch - Rugby |
| 25 | 25-Sharnbrook Church - Rushden Skinners Hill |
| 250 | 250-Rushden - Sharnbrook Academy |
| 276 | 276-Spinney Road - Latimer School |
| 276 | 276-Spinney Road - Latimer School |
| 2C | 2C-Kettering - Corby |
| 3 | 3-Shire Road - Danesholme |
| 3 | 3-Northampton - Camp Hill |
| 31 | 31-Northampton Town Centre - Kings Heath |
| 33 | 33-Milton Keynes - Northampton |
| 33A | 33A-Milton Keynes - Northampton |
| 4 | 4-Corby - Earlstrees |
| 4 | 4-UON Waterside Campus - Sunnyside |
| 41 | 41-Bedford - Northampton |
| 41 | 41-Bedford - Northampton |
| 45 | 45-Wellingborough - Raunds |
| 47 | 47-Uppingham - Peterborough |
| 48 | 48-Wellingborough - Kettering/Stamford Rd |
| 4A | 4A-UON Waterside Campus - Sunnyside |
| 4B | 4B-UON Waterside Campus - Sunnyside |
| 4P | 4P-Stamford & Peterborough Callconnect |
| 4S | 4S-Stamford & North East Northants Callconnect |
| 5 | 5-Town Centre - Southfields |
| 50 | 50-Kettering - Rushden |
| 50 | 50-Rushden - Bedford |
| 500 | 500-Banbury - Bicester |
| 51 | 51-Northampton - Brackmills |
| 53 | 53-Northampton - Brackmills |
| 54 | 54-Northampton - Moulton Park |
| 55 | 55-Northampton - Swan Valley |
| 55 | 55-Northampton - Swan Valley |
| 58 | 58-Northampton - Moulton Park |
| 58 | 58-Northampton - Moulton Park |
| 59 | 59-Market Harborough - Welford |
| 6 | 6-Parklands - Northampton |
| 6 | 6-Parklands - Northampton |
| 6 | 6-Parklands - Northampton |
| 60 | 60-Northampton - Welford |
| 664 | 664-Daventry - Leamington |
| 7 | 7-Northampton - Moulton Park |
| 77 | 77-Northampton - Market Harborough |
| 7B | 7B-Northampton - Moulton Park |
| 8 | 8-Blackthorn - Kings Heath |
| 80 | 80-Akeley - Brackley |
| 82 | 82-Silverstone UTC - Moulton |
| 83 | 83-Silverstone UTC - Milton Keynes |
| 87 | 87-Northampton - Brackley |
| 88 | 88-Northampton - Silverstone |
| 89 | 89-Milton Keynes - Deanshanger |
| 9 | 9-Northampton - Northampton |
| 96 | 96-Rugby - Northampton |
| 9A | 9A-Northampton - Northampton |
| 9B | 9B-Northampton General Hospital - Duston |
| 9C | 9C-Northampton - Duston |
| D1 | D1-Rugby - Daventry |
| D2 | D2-Northampton - Daventry |
| D3 | D3-Northampton - Daventry |
| D4 | D4-Daventry - Long Buckby |
| D5 | D5-Daventry - Daventry |
| D6 | D6-Daventry - Daventry |
| L1 | L1-Lilbourne - Rugby |
| L2 | L2-Stanford - Rugby |
| L3 | L3-Lilbourne - Rugby |
| R1 | R1-Oakham - Corby |
| VH1 | VH1-Wollaston - Bozeat - Cogenhoe - Northampton |
| VL13 | VL13-Sharnbrook - Riseley - Melchbourne - Rushden |
| W1 | W1-Wellingborough - Wellingborough |
| W2 | W2-Wellingborough - Wellingborough |
| W8 | W8-Wellingborough - Bozeat |
| WWE | WWE-Corby - Stoke Albany |
| WWW | WWW-Gretton - Market Harborough |
| X10 | X10-Northampton - Kettering |
| X33 | X33-Milton Keynes - Northampton |
| X4 | X4-Northampton - Corby |
| X4 | X4-Corby - Peterborough |
| X46 | X46-Northampton - Rushden |
| X47 | X47-Northampton - Raunds |
| X6 | X6-Milton Keynes - Northampton |
| X6 | X6-Aylesbury - Milton Keynes |
| X7 | X7-Northampton - Market Harborough |
| X91 | X91-Silverstone - Milton Keynes |
