Phone service to Huron Regional Medical Center will be interrupted Thursday night. Midcontinent Communications is upgrading the phone system at the hospital and the interruption will impact all incoming and outgoing phone calls to HRMC. Midco is expecting to phone outage to be brief, between nine and ten P-M Those with medical emergencies should call 911, which will still be in service, or come directly to the emergency room. Those trying to call HRMC will receive a busy signal or out of service announcement. If the call is routine business, your asked to please hang up and call back again.