People with insulin dependent diabetes should take a ketone test: 1  Any time your blood sugar is over 17 mmol/l (300 mg/dl) 2  If sugar levels have repeatedly been over 13 mmol/l (230 mg/dl)  If you are unwell and have any of the symptoms of ketoacidosis.
Below is a list of toll free 800 numbers for Hilton. Reservations: 1-800-HILTONS (1-800-445-8667) Hello thank you for calling Hilton hotel, to transfer your call to the appropriate representative please select from the following options:
This phone number is Hilton HHonors's Best Phone Number because 27,486 customers like you used this contact information over the last 18 months and gave us feedback. Common problems addressed by the customer care unit that answers calls to 800-548-8690 include Change a booking, Make a booking, Cancel a booking, Complaint, Refunds and other customer service issues.