BT “STAR SERVICE” CODES

Check which services are active [System X]    *#001#                  

Charge advice (before call)                              *40* (Number)

Charge advice (All calls)                                  *411#

Charge advice (During call) “R”(to hold call)    *40#(Call will be reconnected)

Cancel all calls charge advice                           #411#

Reminder call                                                  *55*(Time in 24 hour format)#

Cancel reminder call                                        #55#

Call Divert - all calls - activate                        *21*(Number to divert to)#
Call Divert - all calls - to check                       *#21#
Call Divert - all calls - to cancel                       #21#

Call Divert - on busy - to activate                   *67*(Number to divert to)#
Call Divert - on busy - to check                      *#67#
Call Divert - on busy - to cancel                      #67#

Call Divert - on no reply - to activate             *61*(Number to divert to)#
Call Divert - on no reply - to check                *#61#
Call Divert - on no reply - to cancel               #61#

Call waiting on                                                *43#

Call waiting off                                                #43#

Call waiting - to check condition                     *#43#

Call waiting - to answer 2nd caller                  Recall + 2

Call waiting - remove beeps during call           Recall + 0

“Ring back” (Camp on busy)                          5

Cancel ring back                                            #37#

Caller display on                                            *234#

Caller display off                                            #234#

BT call minder (voice mail)                             1571

Check called number                                     1471

Release CLI                                                  1470 + dialled number

Withhold CLI                                                141 + dialled number

Access “Choose to refuse”                            14258 

Call barring on (outgoing)                              *341 + option number #
(options are 1 = allows 999 and operator, 2  = allows 999 & local, 3 = allows 999 & STD, 4 = bars all operator calls, 5 = bars *, 6 = bars premium adult lines, 7 = bars premium information lines)

Call barring off (outgoing)                              #341*(PIN code)#

Incoming calls barred off [System X]            #261#

Incoming calls barred  on                              *261#

Incoming calls barred off                               #261*(PIN code)#

Status checks on settings:
Check which services are active [System X] *#001#

Call Diversion (all calls)                                *#21#

Call Barring (incoming)                                 *#261#

Call Barring (outgoing)                                 *#34#

Call Charge Advice on all calls                     *#411# 

Call Waiting                                                 *#43# 

Code Calling                                                *#51*code# 

Reminder Call                                              *#55# 

Regular Programme [System X]                    *#56# 

Call Diversion (no reply)                                *#61# 

Call Diversion (on busy)                                *#67# 

Three way calling
Set up first call, use “R” to put first call on hold and set up second call, Pressing “R” then 3 will set up three way (conference) call.
To end the first call, use Recall + 3
To end the second call, use Recall + 7

Some of these services are available on a “Per use” basis, others are subscribable services which BT would provide for an extra charge on your bill.

Thanks to Andrew Tebbutt for the above.

Last revised: November 29, 2010