High-Delivery Bulk SMS & OTP API in Kolkata
Empowering enterprises, startups and local businesses across Kolkata and West Bengal with instant transactional messaging, automated DLT compliance, sub-2.5s OTP delivery, and transparent wholesale rates from ₹0.16/SMS.
- Direct telco peering with Jio, Airtel & Vi in West Bengal.
- Zero minimum contracts — recharge as you need.
- Instant automated GST invoice for business tax deductions.
Serving Businesses Across All Major Indian Hubs
Explore our high-speed bulk SMS and OTP infrastructure in major commercial cities.
Frequently Asked Questions — Kolkata SMS Gateway
Everything you need to know about setting up SMS in Kolkata.
Why choose NizoraSMS as your Bulk SMS provider in Kolkata?
NizoraSMS delivers industry-leading latency (<2.5 seconds), 99.9% uptime, and direct carrier connections across Kolkata and West Bengal. We offer transparent per-SMS pricing from ₹0.16 with zero setup fees and recharge slabs starting at just ₹200.
Can I send transactional and promotional SMS to DND numbers in Kolkata?
Yes, all transactional alerts, OTPs, and service-implicit notifications sent via NizoraSMS bypass DND 24x7 to reach all Indian mobile recipients instantly.
Do you provide DLT registration support for businesses in West Bengal?
Yes! We provide complete step-by-step assistance for Principal Entity, Header, and Content Template registration on Jio, Airtel, and Vi DLT portals.