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About
CISO-FM is a modern rock radio station based in Orillia, Ontario, Canada. Known under the brand 89.1 Max FM, owned by Bayshore Broadcasting. It initially launched in an adult contemporary format as Sunshine 89.1. Broadcasts a variety of programs, including talk shows, sports and news.
 Slogan: "Alternative North"
First air date: June 1, 2009 / Late 2010
Call sign: CISO-FM
Owner: Bayshore Broadcasting
Broadcast area Simcoe County
Sister stations
Hosts & Shows
 Max Mornings Ozz & Dangerous Dave Weekdays | 6:00 AM - 10:00 AM
 Scott Penfold  Weekdays | 10:00 AM - 3:00 PM
 Bruffer  Mon - Thu, 3:00-6:00PM | Fri, 3:00-7:00PM
 Fadi  Mon - Thu | 6:00 - 9:00PM
 Monday Night Metal  Dave Sheldon Mon, at 9:00 PM
 Pet of the Week  Thursdays in the noon hour
 Loaded Radio S.Penfold and Jules Thursday | 9:00 - 10:00 PM
 Beyond the 89 DJ The Wilverine Saturday | 10:00PM - 1:00AM
Frequency
Radio Max broadcasts in the following cities on FM:
- Orillia 89.1 FM
 
Contacts
- Site: https://www.891maxfm.ca.
 - Address: Suite #2 490 West St. North, Orillia, Ontario, Canada L3V 5E8.
 - Phone number: Office: 705-325-9786, Studio toll-free: 1-888-572-2786.
 - SMS: 705-326-8989.
 - E-mail: info@891maxfm.ca.
 
