Ring Back Tone (PRBT) for Corporate/Bulk Landline customers
Who can avail PRBT service?
present the PRBT service is available for the corporate/bulk Landline
subscribers of following levels
(First four/five digits of telephone
IDGAH TELEPHONE EXCHANGE (EAST AREA): 2352, 2362,2364,2365,2321,23220,2366
NAGAR TELEPHONE EXCHANGE (NORTH AREA) 2711, 2712, 2713, 27411, 27412, 27413,
(b) ROHINI TELEPHONE
EXCHANGE (NORTH AREA): 2757, 2790, 2791,2792,2793,2794
KAROL BAGH TELEPHONE EXCHANGE (EAST AREA): 2581, 2582,2585,2587,2872
27415, 27416, 27417, 27418, 27419(1-9)/2745, 2746,2724,2725 27443,27445,27446. 2701,2702,27030,
2705, 2760,2765 (e)
DWARKA TELEPHONE EXCHANGE (WEST AREA): 2536, 2801,
GATE TELEPHONE EXCHANGE (EAST AREA): 2324,2325,2326,2327,2328,23292
(g)BHICAJI CAMA PLACE
TELEPHONE EXCHANGE (SOUTH AREA): 2610,2612,2613,2614,2615,2616,2617,2618,
(h) HAUS KHAS TELEPHONE
EXCHANGE (SOUTH AREA):
(i) LODHI ROAD TELEPHONE
EXCHANGE (CENTRAL AREA):
(j) NEHRU PLACE
TELEPHONE EXCHANGE (SOUTH AREA):
Where subscribers can book for PRBT service?
Corporate/bulk Landline subscribers can book PRBT service at the Sanchar
Haats of their Area.
documents are required at the time of booking?
the time of booking following is to be submitted by the subscriber:
(a) PRBT in CD/
(b) Copy right certificate duly
signed by the authorized signatory of the organization as given below:
is certified that the Song/Tone submitted as PRBT for our MTNL
numbers is the copyright of our organization.â€
(c) List of numbers on which PRBT
is to be activated.
What are the specifications of PRBT?
The PRBT should be as per
below mentioned specifications:
BIT RATE: 8 BIT/SEC
STANDARD FILE SIZE: Up to 400 Kb.
(5) What are the
charges of PRBT service?
The monthly service charges for
PRBT will be @ Rs. 20/- per month per connection/number.