# UK Bridge Tolls

> Pay the Dartford Crossing or Mersey bridges charge for any vehicle, as a single crossing or a return, linked to your license plate.

## Pages

- [Pay Dartford and Mersey Crossing Charges](https://ukbridges.com): Pay the Dartford Crossing or Mersey bridges charge for any vehicle, as a single crossing or a return, linked to your license plate.
  - [Contact Us About a Crossing Charge Order](https://ukbridges.com/write-to-us): Questions about an order, a license plate typo or which class fits your vehicle? Write to us and a person replies, usually the same day.
  - [Guide to Dartford and Mersey Charges](https://ukbridges.com/crossing-guide): How the free-flow crossing charges at Dartford and on the Mersey work: payment deadlines, vehicle classes, free crossings and penalty charges.
    - [How Paying a UK Crossing Charge Works](https://ukbridges.com/crossing-guide/how-paying-works): No barriers and no booths: how the license plate cameras work, when payment is due and what a bundle of crossings means for you.
    - [Vehicle Classes at Dartford and Mersey](https://ukbridges.com/crossing-guide/vehicle-classes): Cars, vans, minibuses, lorries and coaches: which charging class your vehicle falls into at each crossing, and why the two schemes differ.
    - [Dartford Crossing: Tunnels and Charge Hours](https://ukbridges.com/crossing-guide/dartford-crossing): The Thames crossing on the M25 route between Kent and Essex: which way uses the tunnels, which the bridge, and when the charge applies.
    - [Mersey Gateway and Silver Jubilee Charges](https://ukbridges.com/crossing-guide/mersey-bridges): The two charged bridges between Runcorn and Widnes: where they are, how the charge works around the clock and what drivers passing through need to know.
    - [Penalty Charge Notices for Unpaid Crossings](https://ukbridges.com/crossing-guide/penalty-charge-notices): What happens when a crossing is not paid on time, how penalty charge notices reach foreign drivers and how to avoid one.
    - [Who Crosses Free at Dartford and Mersey](https://ukbridges.com/crossing-guide/free-crossings): Motorcycles, night-time crossings at Dartford and exempt vehicles: when no crossing charge is due at all.