PORTLAND — The Presence Radio Network, Maine’s only Catholic radio network, will hold the “Light in the Darkness” Pledge Drive on Wednesday through Saturday, March 19-12, to raise money for the network’s seven radio stations across the state. The Presence is a nonprofit, non-commercial, independent lay apostolate that relies on the gifts of listeners as a crucial funding source, according to a news release from Presence Radio Network.

The pledge drive will air from 7 a.m. to 6 p.m. Wednesday, Thursday, and Friday and from 8 a.m. to 3 p.m. Saturday, March 12. Bishop Robert P. Deeley will celebrate Mass live on the air at 8 a.m. Friday.

A variety of guests will make appearances during the four-day event, including more than 15 priests from the Diocese of Portland. The airing of testimonials from listeners who have been affected by the network’s programming will also highlight its impact.

The network can be heard on 90.3 FM in Greater Bangor, 106.7 FM in Greater Portland, 105.7 in the Springvale/Sanford area, 89.7 FM in the Brunswick/Bath area, 89.5 FM in Greater Augusta, 97.5 in Fort Kent, and 1390 AM in Presque Isle, according to the release. It also is available online at www.thepresence.fm, on smartphones by downloading the Presence Radio app, or by calling 605-475-8037 to listen on a cell phone.

Donations can be made by calling 689-9939 or at www.thepresenceradio.org/donate-now. To view the schedule of guests for the “Light in the Darkness” Pledge Drive, visit www.thepresenceradio.org/2016-spring-pledge-drive.