CIYM-FM

{{short description|Radio station in Brighton, Ontario}}

{{Infobox radio station

| name = CIYM-FM

| logo = File:CIYM Oldies100.9 logo.jpg

| logo_size = 150px

| city = Brighton, Ontario

| area = Belleville-Quinte West

| branding = Oldies 100.9

| frequency = 100.9 MHz (FM)

| format = Classic hits

| airdate = 2009

| erp = 650 watts average
1,450 watts peak

| haat = {{convert|147|meters}}

| class = A

| owner = My Broadcasting Corporation

| website = [http://www.brightontoday.ca/ brightontoday.ca]

}}

CIYM-FM is a Canadian radio station that broadcasts a classic hits format at 100.9 FM in Brighton, Ontario.

Owned by My Broadcasting Corporation, the station was authorized on May 15, 2009 and began broadcasting later in the same year originally with an adult contemporary format branded as 100.9 myFM.[http://www.crtc.gc.ca/eng/archive/2009/2009-277.htm Broadcasting Decision CRTC 2009-277]

On May 20, 2016, The station switched to oldies branded as Oldies 100.9.