light hour - the distance light travels in a vacuum in one hour; approximately one billion kilometers. astronomy unit - a linear unit used for astronomical distances. light year, light-year - the distance that light travels in a vacuum in 1 year; 5.88 trillion miles or 9.46 trillion kilometers.
Do you have a question about Keystone Health or our services? You may contact our practices by using the phone numbers found at the right or by calling the Keystone Health administrative office at (717) 709-7900. Our fax number is (717) 709-7925. PLEASE NOTE: This is the fax to our administrative office.
Please select a personal insurance product you wish to contact us about. Clicking the product name will show you a list of contacts to choose from. Car insurance. Customer service Phone number: 0330 024 1158. Lines open: Monday to Friday 8am to 8pm, Saturday 9am to 5pm, Sunday and Bank Holidays 10am to 4pm.