IPhone 4S rings once then goes to voicemail? When people try to call me sometimes my phone rings once, then goes to voicemail and sometimes doesn't ring at all. They have to call me at least 2-3 times before it actually works.
2. Enter the destination you wish to transfer the call to, then press [SEND] softkey. 3. Once the receiving party answers, announce the call. 4. To complete the transfer, press again. If you hang up before the call rings, the transfer will fail and the call will be disconnected. Direct to Voicemail: Transfer a call directly to voicemail 1. Press . 2. If a phone rings once and then goes to voicemail or rings only briefly, it You can't definitively know the cause of a phone barely ringing and going to voicemail because neither a phone company nor the phone's operating system provider will tell you if your phone number is blocked.

I have checked your account and I can confirm that the voicemail on your account can be disabled. But again, this might just get automatically enabled from time to time so you may have to contact us again to get it done. Again I apologize for the confusion and the delay in response. At US Mobile, we try our best to keep it transparent as much as we can. I hope this is understandable.
Voicemails are recorded on your network as audio files and are downloaded to your phone. They are then played back in the usual way, just through the phone app rather than through the music app. Any voicemails you have are visible in the Voicemail app and should be able to be played back by pressing the play icon. This doesn’t always work, though. Here are some fixes you might try.