1 The doctor tests your blood sugar levels after fasting for 8 hours and itâs higher than 126 mg/dL.  Oral glucose tolerance test. After fasting for 8 hours, you get a special sugary drink. Two hours later your sugar level is higher than 200.
Area code 855 is a non-geographic area code, meaning that it is not associated with any particular city, state, province, or country.Area code 855 is a toll-free number, joining the list of 800, 888, 877, 866, and 844 toll-free numbers. Area codes 833 and 822 are reserved for future toll-free numbers.55 has been recently added to the toll-free number list. As of 2013, the toll-free area codes in North America (USA, Canada, etc.) are 800, 888, 877, 866, and 855. Area codes 844, 833, and 822 are reserved for future toll-free use.
Area code 854 along with area code 843 will cover the eastern and coastal areas of South Carolina including Charleston, Florence, Hilton Head Island, Mount Pleasant, Myrtle Beach, North Charleston, and Summerville in addition to many smaller coastal area communities within the area code 843 service area.ot yet in service. Area code 854 has been approved by the South Carolina Public Service Commission as an overlay of area code 843, with an implementation date of October 19, 2015. Counties in South Carolina within area code 854 include: