Mass SMS in Mexico.

Connect with your customers quickly, effectively, and affordably. Send alerts, campaigns, OTP codes, and automated messages integrated with your CRM — all from a single platform.

Easy & fast

Send up to 5,000 messages per minute with no complex configuration. Start in minutes.

Full flexibility

API integration, web portal, or direct connection. You choose how to send and manage your messages.

Expert support

Dedicated team with experience in high-volume messaging. We're with you from day one.

Cloud accessibility

Access your platform from anywhere, from any device. No installations, no delays.

98%
received and read
SMS has the highest open rate of any communication channel
90%
read in 3 minutes
Your messages reach your audience instantly, in real time
360,000
SMS per hour
Scalable capacity up to 1 million messages per hour for large-scale campaigns
Large volume

The platform for companies
sending at scale.

We are the ideal provider for large-volume SMS sending in Mexico. Our infrastructure handles campaigns from thousands to millions of messages without affecting delivery speed or quality.

Premium Communication

Guaranteed message delivery with direct carrier connections, bypassing intermediaries to maximize reach.

Messaging Variety

Transactional, promotional, OTP, flash, masked, and verified messages — all from a single platform.

Real-Time Monitoring

Full visibility into deliveries, opens, and errors. Detailed reports to optimize every campaign.

Results Optimization

A/B testing, segmentation by audience, and intelligent scheduling to maximize campaign impact.

Custom Solutions

Tailored to your business: custom routes, dedicated sender IDs, and bespoke integrations.

Omnichannel Integration

Connect SMS with your CRM, ERP, or marketing platform through our flexible API.

The platform

Powerful. Scalable.
Ready for your operation.

Flexible Integration

REST API with complete documentation. Compatible with any modern CRM or marketing platform.

Intuitive Web Portal

Send campaigns, manage contacts, and view reports without writing a single line of code.

Real-Time Reports

Detailed analytics on each message: delivered, read, failed, and response time.

24/7/365 Support

Bilingual technical team available around the clock for any incident or consultation.

National Coverage

Reach any mobile number in Mexico — all operators, all regions, without geographic restrictions.

Fast Activation

Your account active and your first test messages sent in less than 24 hours.

Use cases

What you can send
with Mass SMS.

Alerts & notifications OTP & 2FA codes Promotional campaigns Payment reminders Collections Order confirmation Satisfaction surveys Verified / Flash / Masked SMS
Our advantage

From 50,000 to 1,000,000
messages — we scale with you.

Whether you're just starting out or sending at massive scale, our infrastructure and expertise support your growth. We handle the technology so you can focus on the strategy.

Direct carrier connection

One of only 4 companies in Mexico with direct contracts with all major carriers. No intermediaries, maximum delivery guarantees.

Omnichannel communication

Integrate SMS into your broader communication strategy: email, WhatsApp, push notifications — from a single platform.

Custom automation

Configure automated flows triggered by user events: registrations, purchases, abandoned carts, service renewals.

Results-focused

We don't just deliver messages — we help you measure impact, optimize routes, and improve conversion with each campaign.

Why C3ntro

Everything in one place.
One provider, one invoice.

Managed services Single provider Custom solutions Maintenance & guarantees All in one monthly fee Single invoice NOC & SOC 24×7/365 Training & adoption

Ready to take your messaging strategy to the next level? Contact us and receive a custom proposal.

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