First Horizon Msaver Inc. says it will be offering round-the-clock call center access for health savings account holders.

The customer care center expansion, which will take place July 1, will give members of the HSA programs First Horizon runs the ability to talk to live human beings 24 hours a day, 365 days a year, according to First Horizon, a unit of First Horizon National Corp., Memphis, Tenn.

First Horizon will own and operate the call centers, a company executive says.

First Horizon administers HSAs for more than 50 health plans and benefit plan administrators.