This guide covers the three acquisition paths for 140 and 160 series numbers on the Vobiz platform.Documentation Index
Fetch the complete documentation index at: https://docs.vobiz.ai/llms.txt
Use this file to discover all available pages before exploring further.
1. Overview
Key differences between the two series at a glance.140 - Promotional & Commercial
- Calling hours: 9 AM – 9 PM only
- DND bypass: Not allowed
- Use: Sales, lead gen, campaigns
- Source: Vobiz pool (assigned to you)
- DLT: TATA DLT - mandatory
160 - Transactional & Service
- Calling hours: 24 × 7
- DND bypass: Allowed for pre-consented transactions
- Use: OTP, alerts, booking confirmations
- Source: Acquired from operator (2 scenarios)
- DLT: TATA DLT (Scenario 2) / any DLT as private entity (Scenario 1)
Three Acquisition Paths
| # | Path | Description |
|---|---|---|
| 01 | 140 Series | Vobiz assigns from pool |
| 02 | 160 - Scenario 1 | You acquire; Vobiz delivers |
| 03 | 160 - Scenario 2 | Vobiz acquires on your behalf |
2. 140 Series - Vobiz Assigns from Pool
Vobiz assigns a number from its existing pool directly to your TATA DLT ID.Pre-requisite - You must be registered on TATA DLT specifically - no other DLT provider is accepted. If not yet registered, Vobiz will guide you through TATA DLT registration before proceeding.
Step-by-Step Process
Share Your TATA DLT ID with Vobiz
Provide your registered TATA DLT Entity ID to the Vobiz team. This is the identifier under which the 140 number will be assigned.
Sign the Letter of Intent (LOI)
Vobiz issues an LOI. Review and sign it. This formalizes the number acquisition request.
Submit Required Documents
Upload your GST certificate, Certificate of Incorporation, and Authorised Signatory KYC documents to Vobiz.
Vobiz Assigns the Number to Your DLT ID
Vobiz assigns a 140 number from its existing pool to your TATA DLT ID on the DLT platform.
You Approve the Number on Your DLT Platform
Log into your TATA DLT account and approve the number that Vobiz has assigned to you.
Telecom Operator Approves
The telecom operator reviews and approves the number assignment once both parties have confirmed.
Add Your Communication Template on DLT
Create and submit your communication template on the TATA DLT platform. This defines the type of calls you will be making.
Activation Flow
Share DLT ID → Sign LOI → Submit Docs → Vobiz Assigns → You Approve → Operator OK → Add Template → Live
Documents Required
- TATA DLT Entity ID (must be pre-registered)
- Signed Letter of Intent (LOI format provided by Vobiz)
- GST Registration Certificate
- Certificate of Incorporation
- Authorised Signatory KYC (Aadhaar or Passport)
3. 160 Series - Scenario 1: You Acquire, Vobiz Delivers
You request the number from any operator. Vobiz provides the technical details and delivers the number.Pre-requisite - You must be registered as a Private Entity on the DLT platform before proceeding with this scenario.
Step-by-Step Process
Technical Discussion with Vobiz - First
Before requesting the number from any operator, engage Vobiz to agree on: the data centre where the 160 number will be delivered, the protocol to be used, and any technical constraints. This agreement must be in place before the number is requested.
You Request the Number from Your Operator
Approach any telecom operator of your choice and request a 160 series number. Mention that the number will be routed through Vobiz infrastructure.
Operator Requests Technical Details from Vobiz
The operator will ask for Vobiz’s technical information - specifically the IP address and the data centre where the 160 number should be delivered. Vobiz provides this directly to the operator.
You Assign the Number to Vobiz's DLT ID
Once the operator has set up the number, assign it to Vobiz’s DLT ID (shared by Vobiz with you). This is done on your DLT platform.
Add Your Communication Template on DLT
Create and submit your communication template on your DLT platform.
Vobiz Tests the Number
Vobiz runs end-to-end tests to confirm the 160 number is routing correctly, audio quality is acceptable, and the integration is working as agreed.
Activation Flow - Scenario 1
Tech Discuss → Request No. → Operator ↔ Vobiz → Assign DLT → Vobiz Approves → Add Template → Testing → Live
Documents Required
- DLT Private Entity registration (mandatory prerequisite)
- Technical agreement with Vobiz (data centre, protocol - agreed before number request)
- Vobiz DLT ID (shared by Vobiz - needed to assign the number)
4. 160 Series - Scenario 2: Vobiz Acquires on Your Behalf
Vobiz requests the number from the operator for you. You provide documents and approve on TATA DLT.Pre-requisite - You must have a TATA DLT ID specifically. No other DLT provider is accepted for this scenario. If you are not registered on TATA DLT, Vobiz will guide you through registration first.
Step-by-Step Process
Sign the Letter of Intent (LOI)
Vobiz shares the LOI format with you. Review, sign, and confirm the number of channels and quantity of 160 numbers required. This kicks off the acquisition.
Submit Required Documents
Provide your GST certificate, PAN, Authorised Signatory KYC details, and your TATA DLT ID to Vobiz.
Vobiz Acquires the Number from the Operator
Using the documents and authorisation you provided, Vobiz requests the 160 number(s) from the telecom operator on your behalf.
Operator Assigns Number to Your TATA DLT ID
The telecom operator allocates the number and assigns it to your TATA DLT ID on the DLT platform.
You Approve on Your TATA DLT Platform
Log into your TATA DLT account and approve the number that has been assigned to your entity.
You Assign the Number to Vobiz's DLT ID
On your TATA DLT platform, assign the approved number to Vobiz’s DLT ID (provided by Vobiz).
Vobiz Approves - Operator Gives Final Approval
Vobiz approves the assignment on their DLT platform. The telecom operator then gives its final approval to complete the process.
You Create a Communication Template on DLT
Create and submit your communication template on the TATA DLT platform. This defines the nature of calls being made.
Vobiz Tests the Number
Vobiz runs end-to-end tests to confirm the 160 number is working correctly across all agreed parameters.
Activation Flow - Scenario 2
Sign LOI → Submit Docs → Vobiz Acquires → Operator Assigns → You Approve → Assign to Vobiz → Final Approval → Add Template → Testing → Live
Documents Required
- Signed Letter of Intent - channels and quantity confirmed (LOI format from Vobiz)
- GST Registration Certificate
- PAN Card
- Authorised Signatory KYC details
- TATA DLT ID (must be TATA DLT specifically)
- Vobiz DLT ID (shared by Vobiz - needed to assign the number in Step 6)
5. Support & Contact
| Purpose | Contact |
|---|---|
| General queries, document submission, onboarding | support@vobiz.in |
| Technical integration, SIP, API setup | support@vobiz.in |
| Enterprise accounts & escalations | Your dedicated Vobiz account manager |
Ready to get started? Our team will guide you through the right acquisition path for your business. Contact support@vobiz.in or visit www.vobiz.in.
This document is for informational purposes only. TRAI regulations are subject to change. Always verify current requirements at trai.gov.in.