Keep your prepaid SIM active without spending much. These minimum validity plans offer incoming calls + basic outgoing for 28–84 days. Ideal for secondary numbers or elders.
| Operator | Plan | Price (₹) | Benefits | Validity |
| Jio | Basic Voice | 189 | Unlimited calls, 0.5GB data | 20 days |
| Airtel | Minimum Validity | 199 | Incoming free, 300 SMS | 28 days |
| Vi | Talktime | 149 | Incoming + limited calls | 28 days |
| BSNL | Voice STV | 99 | Unlimited local calls | 17 days |