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| Centrebus operate an hourly service to Luton. |
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| I can't find service 23 in the printed timetable. However it is on Grant Palmer's website as an hourly local service from Heelands to Bradville. |
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| Redline operate an hourly service 28 from Bletchley to Shenley. |
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| Z & S International operate an hourly service 18 from Bletchley to Bradville. |
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| Purple route 7 is a local service in Buckingham. Despite the branding this Z & S bus is on service 33 from Milton Keynes to Northampton. |
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| Stagecoach operate a half hourly limited stop service from Oxford to Cambridge. The journey time is 3 hours and 20 minutes. |
