If you only want to take a bus within Utrecht, you can also buy an uurskaartje (hour card) from the driver. These cost, for the largest part of the city €1.60. If you wish to go to the north of the city or to the university campus (Uithof), a ticket costs €2.40. Try to pay with exact change. Strip cards are useful if you wish to travel by bus more frequently or if you wish to travel longer distances. A strip card with 15 strips costs €7.70, a card with 45 strips €22.80. They are available at the information desk at the bus station, in the train station, at supermarkets, bookshops and tobacconists.In Utrecht and surroundings it is also possible to travel with an OV-chipkaart. This card is an option if you stay longer in Holland. The card costs € 7,50, you have to put saldo on the card to travel with it. There are several pick up-points in Utrecht and surroundings where you can top up your balance. These points are located in supermarkets, tobacconists, etc. (www.ov-chipkaart.nl/adresvinder) You can also top up your balance at NS vending machines and at the vending machines in the Information Kiosk at Bus station Noord in Utrecht Central Station. You can also find a yellow top-up machine on the green Connexxion buses, on which you can use your bank card to top up your OV chip card. Most machines only accept Dutch bank cards. You can also pay in cash at some of the NS vending machines and at the Information Kiosk by Bus station Noord in Utrecht Centraal.