Hi,
I picked-up a used Verizon S5, got it activated, then downgraded to 4.4.2, rooted it and ODIN'ed a stock deodexed 5.0 OC4.
I just found out someone called & left a message, but I never got an indication of a VM.
I don't see any voicemail apps in the app drawer, so I'm assuming I deleted it...