What is the validity of the BSNL 321 plan?

The BSNL 321 plan is valid for 365 days from the date of recharge. After 365 days, outgoing services stop until the user does the next recharge on the same number using any active BSNL prepaid plan.

How much data does the BSNL 321 plan offer?

The BSNL 321 plan provides 15 GB for the full validity period. The total quota is shared across all days, so users can consume the data at any pace until the plan validity ends.

How do I recharge with the BSNL 321 plan?

Open the BSNL Selfcare app or your preferred UPI app, enter your BSNL mobile number, choose the Rs 321 pack from the plan list, complete payment, and benefits activate within a few minutes on the same number.

Can I check my BSNL 321 plan balance?

Yes. Users can check remaining data and validity through the BSNL Selfcare app or by dialing the operator's standard balance check USSD code. The app shows a detailed breakdown of data, calls, SMS, and validity in one screen.

Is the BSNL 321 plan available in all telecom circles?

Mostly. The BSNL 321 plan is available across most circles, but validity or data can differ slightly by region. Check the circle list on the BSNL hub before recharging.

Does the BSNL 321 plan include any OTT or subscription benefits?

No. The BSNL 321 plan is a standard data and voice pack and does not bundle any OTT or app subscription in the same recharge.

BSNL Rs 321 Plan Details: Validity, Data and Benefits

Name: BSNL Rs 321 Recharge Plan
Brand: BSNL
Price: 321 INR
Availability: InStock

Published: 19 September 2024|Updated: 18 June 2026

The Short Answer

The BSNL Rs 321 prepaid plan gives 15 gb, standard rates, 250 and 365 days validity for one single recharge. It suits validity users who want a clear plan with no extra add-on packs needed.

BSNL Rs 321 Plan At a Glance

Recharge price

₹321

Prepaid Validity

Validity	365 days
Data	15 GB
Calls	Standard rates
SMS	250
5G Benefits	4G only — operator has not commercially launched 5G yet
Extras	Unlimited CUG Calls within Tamilnadu and Chennai(650min onnet voice calls + 250 sms +15GB)/month-This plan for Police CUG Customers.
Daily cost	₹0.88

Full Benefit Description

Unlimited CUG Calls within Tamilnadu and Chennai(650min onnet voice calls + 250 sms +15GB)/month-This plan for Police CUG Customers.

What You Get With the BSNL Rs 321 Plan

The BSNL Rs 321 plan delivers 15 gb, standard rates, 250, and 365 days of validity in a single recharge.

The plan is structured as a total data pack. Total mode pools the entire data quota across the full validity, so the user can consume it at any pace until validity ends. It is listed as a validity recharge inside the BSNL prepaid lineup.

How to Recharge With the BSNL Rs 321 Plan

1
Open the BSNL Selfcare app
Install or open the BSNL Selfcare app on your phone and sign in with your BSNL mobile number.
2
Enter your mobile number
Tap on Recharge and enter the 10-digit BSNL mobile number you want to recharge.
3
Pick the Rs 321 pack
Scroll the plan list and select the Rs 321 plan with 15 GB and 365 days validity.
4
Pay using UPI, card or netbanking
Complete payment using UPI, debit card, credit card, or netbanking. A confirmation SMS arrives within a few minutes.
5
Verify activation
Open the app again to verify validity, data balance and benefits for the new Rs 321 plan are active on your number.

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FAQs About the BSNL Rs 321 Plan

Plan details are independently verified. Read our disclaimer for editorial policy and accuracy notes.