Will i lose service if i jailbreak iphone?

Will I lose service if i jailbreak iphone 4s? Carrier: Verizon

No you won't.
The carriers really don't care if your phone is jailbroken unless you start using apps to tether for free.

Just make a back up in case something goes wrong and back up often.

  • Will my jailbreak lose after downgrade? 1.Im planning to downgrade my Iphone 3gs to IOS 5.1.1 to IOS 4.1… Do i need to jailbreak again after downgrading it? Or Will i lose my jailbreak after downgrading? 2. After downgrading to IOS 4.1 when i jailbreak using redsn0w is jailbreaking using redsnow tethered or untethered?
  • Will I lose my phone service if I factory reset my iPhone? I've been having issues with my iPhone and I'm thinking about factory resetting it. But I'm concerned that it'll shut off my phone service. I have straighttalk carrier, so like, if I factory reset my phone, will it shut off my phone service when it turns back on from resetting?
  • Will I lose my jailbreak if I unlock my iPhone 4S? My iPhone 4S is currently on 5.1.1 and jailbroken and from AT&T. I want to switch to tmobile but that means unlocking my phone. Please tell how to keep my jailbreak I do not want to upgrade!
  • Will I lose my jailbreak and how come I can't update to ios 6? My iPhone 4 is factory unlocked and it's jailbroken. I tried to update to ios 6 but it pops up saying error occur and it pops up to click close or settings. It didn't say anything about what's the error. So it won't let me complete the update.