The Dartmoor Line runs between Okehampton, Crediton (where you can change trains on to the Tarka Line to Barnstaple) and Exeter St Davids. Most services continue to Exeter Central, including the key peak services.

Okehampton station is at the northern tip of Dartmoor National Park. The town has two stations: Okehampton station and Okehampton Interchange station. The latter is on the east side of the town and is 2 minutes from the A30.

The wider catchment area in West Devon and North Cornwall for the Dartmoor Line includes towns such as Bude, Holsworthy, Hatherleigh, Launceston and Tavistock.

Exeter offers connections to Bristol, London Paddington, London Waterloo, the Avocet Line to Exmouth, and to South Devon, Plymouth and Cornwall.