After 19:47 all days, route 23 has a pre-order service.

In pre-order service, customers have to book their trips by calling Pant through phone number +354 540 2740 at least 30 minutes before scheduled departure according to the timetable.

Note: customers have to book the bus 30 minutes in advance by calling +354 540 2740 in order for it to drive out to Jörfavegur. This applies to all journeys on route 23.