Dartford Crossing charges, exemptions and penalties. You must pay if you use the Dartford Crossing between 6am and 10pm. You must pay by midnight on the day after you cross. The payment service is called Dart Charge. You no longer pay at the barriers when you use the Dartford Crossing.artford Crossing charges, exemptions and penalties. You must pay if you use the Dartford Crossing between 6am and 10pm. You must pay by midnight on the day after you cross. The payment service is called Dart Charge. You no longer pay at the barriers when you use the Dartford Crossing.
Messages: 10,314. FPO most definitely stands for Fleet Post Office, they mostly service Navy and Marine personnel, however there are times when FPO's service Air Force and Army. APO stands for Army or Air Force Post Office. The same is true as above, however they ocassionally service Navy and Marine personnel.
1 Product Dimensions: 2 x 2 x 4.2 inches. 2  Shipping Weight: 3.2 ounces (View shipping rates and policies)  Domestic Shipping: Currently, item can be shipped only within the U.S. and to APO/FPO addresses. For APO/FPO shipments, please check with the manufacturer regarding warranty and support issues.