Tampa Bay officials say vaccine sign-up bugs fixed, but delays unavoidable Hillsborough got 26,000 calls in one minute on the first day of registration for 9,000 available appointments. Pinellas expects similar demand. Â Â Motorists form lines to receive COVID-19 vaccinations at the Strawberry Festival Fairgrounds, one of the vaccination distribution sites in Hillsborough County, in Plant City on Wednesday, Jan. 6, 2021. [ IVY CEBALLO | Times ] Updated Jan. 15 When Susan Hoffman learned that Pinellas County next week will launch a patient portal with CDR Maguire to handle coronavirus vaccine appointments, her first thought was âgood luck.â Hillsborough launched its online portal and call center with the Miami-based emergency management consulting firm on Tuesday. Hoffman, 71, tried to log on when her age group window opened at 2 p.m., but she just got a spinning widget. When she was finally able to fill out the lengthy questionnaire and select times for her first and second dose, she was met with an error message three times.