Warrenville Police Department issued the following announcement on June 5.
The Police Department front lobby and Records Division will be open for special hours on Friday, June 8, 2018, from 7 a.m. to 7 p.m., and will re-open for regular business hours on Saturday, June 9, at 9:00 a.m.
Persons coming to the Police Department in need of assistance may use the red telephone located in the Police Department front lobby entrance to connect with the 9-1-1 dispatch center, or may dial 9-1-1 from their cellular phone.
Police emergency response will not be affected.
Original source can be found here.
Source: Warrenville Police Department