The Old Lyme registrars of voters said in a news release that they will hold a primary enrollment session from noon to 4 p.m. July 31 in their office on the mezzanine level of Town Hall.

According to the release, the session is "for the purpose of registration and/or enrollment of electors entitled to vote in the state primary. The registrars will also, at such time, hear requests for adding names to the registry list by persons removed."

The Democratic and Republican primaries will be held from 6 a.m. to 8 p.m. Aug. 14 at Cross Lane Firehouse.