GBT Voice Services
Get More From Your Home Phone
Customize your GBT Voice service with calling features designed to improve convenience, privacy, accessibility, and control. Browse the options below to learn what each feature does and how to use it.
Call Management
Manage incoming calls, waiting calls, transfers, and account access.
Account Code Plus
Allow, block, or set limits for general calling categories, long-distance calls, or specific telephone numbers.
Create individual accounts with customized calling rules and no account limit. Each account receives a PIN that must be entered when a restricted number is dialed. Account activity reports are also available.
Automatic Call Back
Automatically redials the last number called. When the number is busy, the system can monitor the line for up to 30 minutes.
*66
Automatic Call Return
Automatically calls the last number that called your telephone.
*69
Call Waiting
Notifies you when another caller is trying to reach you while you are already on the phone.
*70 before the telephone number.
Call Waiting with Caller ID
Displays the identity of an incoming caller while you are already using the phone.
Caller ID and Call Waiting must both be active for this feature to work.
Call Waiting Selective Ringing
Create a list of up to 12 telephone numbers that receive a distinctive call-waiting tone.
*61 and follow the recorded instructions.
Three-Way Calling
Add a third person to an active telephone conversation.
- Establish the first call.
- Press the receiver or flash button.
- Dial the third person’s telephone number.
- After they answer, press the receiver or flash button again to connect all three callers.
User Call Transfer
Transfer an active call to another telephone number.
- Press the receiver or flash button.
- Dial the number receiving the transferred call.
- Wait for the second person to answer.
- Hang up to complete the transfer.
Forwarding & Mobility
Send calls to another telephone or make it easier to reach you.
Call Forward
Forward all incoming calls to another telephone number.
- Dial
*72and listen for the special dial tone. - Dial the telephone number receiving your calls.
- If someone answers, forwarding is established. If the call is not answered, hang up and repeat the process.
*73
Call Forward Busy
Forward incoming calls to another telephone number when your line is busy.
*90, followed by the forwarding number.
*91
Call Forward No Answer
Redirect calls to another telephone number when your phone is not answered within a selected number of rings.
- Dial
*92. - Enter the desired number of rings from 2 through 9.
- Press
#. - Dial the forwarding telephone number.
- If the call is not answered, hang up and repeat the process.
*93
Selective Call Forwarding
Forward calls from a selected group of telephone numbers while allowing other calls to ring normally.
*63 and follow the prompts.
Sim Ring
Ring your landline and up to four additional telephone numbers when an incoming call is received.
*55 and follow the prompts.
Universal Call Management
Have up to nine additional telephones ring simultaneously or in sequence when someone calls your landline.
When another phone is answered, the system announces who the call is intended for. If that person does not answer, the system continues trying the remaining telephone numbers.
*1 to transfer the landline conversation to
your designated mobile telephone.
Privacy & Call Blocking
Control who can reach you and how your information is displayed.
Anonymous Call Rejection
Blocks calls from unidentified or private telephone numbers, helping reduce unwanted or disruptive calls.
*77 and listen for the confirmation tones.
*87 and listen for the confirmation tones.
Call Name Delivery / Caller ID
See available caller information before answering and maintain a record of recently received calls.
Call Name Block
Prevent your name and telephone number from being displayed to the party you are calling.
*67 before the telephone number.
*82 before the telephone number.
Deny Originating Calls
Restricts the telephone to incoming calls only. Outgoing calls cannot be placed while this feature is active.
Deny Terminating Calls
Restricts the telephone to outbound calls only. Incoming calls cannot be accepted while this feature is active.
Ring Again Denial
Prevents callers from using the Ring Again feature on your telephone line.
Selective Call Acceptance
Create a list of up to 12 telephone numbers that are allowed to call your line.
*64 and follow the prompts.
Selective Call Rejection
Create a list of up to 12 telephone numbers that are blocked from calling your line.
*60 and follow the prompts.
Telemarketing Block
Intercepts potential telemarketing calls. Callers hear a message stating that you do not accept telemarketing calls and asking them to add your number to their do-not-call list.
Other callers may press 1 or remain on the line to be connected.
*95 and follow the prompts.
*96
Toll Block
Blocks long-distance calls, including 0+, 1+, and 900-number calls. Local calls, 911 calls, and toll-free calls remain available.
Convenience Features
Make frequently used calling tasks faster and easier.
Ring Again
Instructs the telephone system to notify you when a previously busy line becomes available.
*66.
Speed Dial 8
Assign frequently called telephone numbers to the digits 2 through 9 for faster dialing.
*74 and follow the prompts.
*2 through *9.
Teen Line / Distinctive Ring
Adds another telephone number to your existing line. Calls to the additional number use a distinctive two-short-ring pattern.
This feature may also be used to help identify calls intended for a fax machine or another household member.
Messaging & Accessibility
Stay connected through voicemail, notifications, and assisted dialing.
Voicemail
Provides 24-hour access to voice messages from home or another telephone.
Initial Setup
- Dial
*99. - Enter your seven-digit telephone number.
- Enter the default password:
0000.
Mailbox Setup
Press 9 and follow the prompts to manage your
greeting, password, notifications, and automatic login.
Change Your Greeting
- Press
1for greeting options. - Press
4to record your greeting. - Press
#when finished. - Press
1to listen. - Press
2to save. - Press
3to delete. - Press
4to record again. - Press
*to return to mailbox setup.
Change Your Password
- Press
2. - Enter the new password followed by
#. - Enter the new password again to verify it.
Forward Calls to Voicemail
*92, rings 2 through 9, then
*99
Deactivate with *93
*90*99
Deactivate with *91
*72*99
Deactivate with *73
Call Forward No Answer and Call Forward Busy may be active at the same time.
Retrieve Messages
1
2
*
Accessing Voicemail Away From Home
- Call your home telephone number.
- Press
*while your greeting is playing. - Enter your password followed by
#.
1
3
7
9
While Listening to a Message
1
2
3
4
5
6
7
8
9
*
Warm Line
Automatically dials a preselected telephone number within 60 seconds after the receiver is lifted.
This feature may be helpful for elderly individuals, people with disabilities, or anyone who may need an easier way to contact a caregiver or request assistance.
Wake-Up Service / Notify Plus
Schedule up to two wake-up calls at any time during the next 24 hours.
Notify Plus can also turn your landline into an automated messaging service that delivers telephone calls, emails, and text messages.
No matching features found
Try searching for a different term, such as “forward,” “block,” “voicemail,” or “caller ID.”
Build the Voice Service That Works for You
Contact GBT to learn which calling features are available for your service or to add features to your account.