Bulk SMS and SMS Gateway API services by Celcom Africa - Send Bulk SMS in Kenya and across Africa
Trusted by 10,000+ Businesses in Kenya

Kenya’s trusted Bulk SMS gateway and API provider

Send Bulk SMS in Kenya with 99.9% delivery rates. Celcom Africa provides enterprise-grade Bulk SMS, A2P messaging, and SMS API solutions trusted by banks, retailers, and enterprises across 54 African markets. CAK-compliant, instant delivery, from KES 0.25/SMS.

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Bulk SMS in Kenya - Affordable SMS marketing and transactional messaging for Kenyan businesses
Best Bulk SMS Provider in Kenya

Affordable Bulk SMS in Kenya for business messaging.

Kenya's most reliable Bulk SMS service for businesses in Nairobi, Mombasa, Kisumu, and nationwide. Send promotional campaigns, OTP verification, payment alerts, and customer notifications via Safaricom, Airtel, and Telkom. 98% open rates, instant delivery, from KES 0.25 per SMS.

Send Bulk SMS in Kenya Get 50 Free SMS Credits
Bulk SMS API and SMS Gateway integration for developers - REST API and SMPP protocols
Developer-Friendly SMS API

Bulk SMS API & SMS Gateway for Developers

Integrate Bulk SMS into your apps in minutes with our REST API and SMPP gateway. Send OTPs, transaction alerts, and automated notifications with 99.9% uptime SLA. SDKs for PHP, Python, Node.js, Java. Real-time delivery reports via webhooks. Trusted by fintech, e-commerce, and enterprise developers across Africa.

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USSD codes and shortcodes in Kenya - Interactive mobile services without internet
Works Without Internet

USSD Codes & Shortcodes in Kenya for interactive services.

Reach every customer with USSD codes and shortcodes that work on all phones—no internet required. Build interactive payment flows, customer surveys, registration systems, and self-service menus. Works across Safaricom, Airtel, and Telkom networks. Perfect for banking, insurance, utilities, and government services.

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Bulk WhatsApp Business API and multi-channel messaging platform for Kenya businesses
Multi-Channel Messaging

Bulk WhatsApp, SMS & Email in One Platform

Reach customers on their preferred channel with Bulk WhatsApp, Bulk SMS, and Bulk Email from a unified dashboard. Send rich media messages, automated workflows, and marketing campaigns. Track delivery, opens, and engagement in real-time. Official WhatsApp Business API partner with verified sender badges.

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Bulk SMS reseller program in Kenya - White-label SMS business opportunity
Start Your SMS Business

Bulk SMS Reseller Program in Kenya

Launch your own Bulk SMS business with our white-label reseller program. Get wholesale SMS rates from KES 0.20, your own branded portal, custom sender IDs, and dedicated account manager. No technical expertise required. Join 500+ successful SMS resellers across Kenya and Africa. Earn recurring revenue from SMS sales.

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Who Are We?

Your Trusted Bulk SMS Provider in Africa

Celcom Africa is a leading Bulk SMS provider — empowering businesses with a robust, secure and scalable SMS gateway and API platform. We enable enterprises across Kenya and Africa to send high-volume bulk SMS, integrate powerful SMS API, and manage enterprise messaging with real-time analytics, 99.9% uptime, and seamless multi-channel (SMS, Email, WhatsApp) solutions. Choose Celcom Africa for reliable bulk SMS services, fast delivery, and proven business communication results.

Join Africa’s Top Bulk SMS Platform Now
+

Trusted Businesses

+

Years of Experience

Pan-African Bulk SMS Provider - Regional Coverage Across Africa with Kenya Focus by Celcom Africa

Our Bulk SMS & Business Messaging Services at a glance

Discover Celcom Africa's comprehensive bulk SMS service and enterprise bulk SMS messaging solutions. Learn how to send bulk SMS, integrate our bulk SMS API, and leverage our bulk SMS provider platform for reliable business communication. From bulk SMS marketing campaigns to transactional SMS bulk messaging—reach customers instantly across Kenya and Africa.

View our full list of Services.

A2P SMS Gateway POPULAR

Deliver mission-critical OTPs, banking alerts, and policy notifications over secure, SLA-backed A2P SMS routes with analytics built in.

Bulk SMS POPULAR

Send large-scale promotional or transactional SMS campaigns using localized sender IDs, segmentation, and delivery reports in real time.

Bulk Email POPULAR

Send branded newsletters and transactional emails with automation, deliverability monitoring, and engagement dashboards.

Till/Paybill Custom SMS Integration POPULAR

Integrate automated SMS notifications with your Till and Paybill numbers for transaction confirmations, payment alerts, and receipt delivery.

Shortcodes HOT

Activate memorable short codes for lead capture, customer self-service, and marketing campaigns across Safaricom, Airtel, and Telkom.

USSD Codes HOT

Build interactive USSD menus that process payments, registrations, and support flows without requiring data bundles.

Sender ID Registration

Secure branded Sender IDs across Kenyan networks with compliance support, documentation guidance, and expedited approvals.

Reseller Program

Build your messaging business with white-label solutions, competitive rates, dedicated support, and tools to manage your clients efficiently.

Surveys

Collect instant customer or employee feedback through SMS, USSD, or WhatsApp surveys with dashboards that visualize sentiment.

Bulk WhatsApp BETA

Broadcast verified WhatsApp campaigns with rich media, quick replies, and automated workflows connected to your support desk.

Bulk Airtime COMING SOON

Reward customers and field teams instantly with automated airtime top-ups that plug into your CRM or loyalty programs.

eSIM COMING SOON

Activate and manage eSIM profiles for seamless connectivity across devices. Perfect for travelers, remote workers, and multi-device users.

Ready to Transform Your Business Communication?

Get started with Kenya's leading bulk SMS provider and reach thousands of customers instantly. View Pricing Plans or Contact Our Team for personalized assistance.

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Industries We Serve

Tailored SMS solutions for businesses across diverse sectors in Kenya.

Banking & Finance

Secure OTP delivery, transaction alerts, and account notifications for financial institutions.

Healthcare

Appointment reminders, prescription notifications, and health alerts for patients.

E-commerce & Retail

Order confirmations, shipping updates, and promotional campaigns for online stores.

Education

Student notifications, exam reminders, and parent communication for schools and universities.

Logistics & Transportation

Delivery tracking, shipment notifications, and route updates for logistics companies.

Real Estate

Property alerts, viewing confirmations, and tenant communications for real estate agencies.

View All Industries
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Empower Your Business & Grow with Bulk SMS Marketing

Experience the power and convenience of Celcom Africa Bulk SMS and Bulk Email platform and revolutionize your messaging strategy. Contact Our Team to learn more.

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Our Bulk SMS Coverage Across Kenya

Reach customers in every major city with direct-to-network delivery, localized sender IDs, and analytics that scale with your campaigns.

Nairobi skyline

Bulk SMS in Nairobi

Mombasa coastline

Bulk SMS in Mombasa

Kisumu lakeside

Bulk SMS in Kisumu

Nakuru city

Bulk SMS in Nakuru

Eldoret town

Bulk SMS in Eldoret

Celcom Africa's Interactive Coverage Map

Hover over highlighted countries to view detailed SMS coverage information, available networks, and SMS rates.

Covered Countries
Other Countries

Available Networks

SMS Rates

Why Choose Celcom Africa

A trusted regional Bulk SMS and email marketing provider across Africa, with deep roots in Kenya. We offer a modern SMS gateway API, omnichannel automation, and a team focused on tangible business outcomes. From our Kenyan headquarters, we serve businesses throughout East, West, Southern, and North Africa. Learn more About Us or Get in touch with our team.

SMS Branding

Exceptional Customer Service

24/7 support from our Kenyan headquarters, with regional expertise across Africa. Proactive onboarding and dedicated account managers keep your campaigns compliant and on schedule, whether you're operating locally or across multiple countries.

Access Everywhere

Easy-to-Use Platform

Intuitive dashboards, sandbox-ready APIs, and guided templates help marketing, operations, and IT teams go live in minutes.

Long Messages

Pan-African Reach & Connectivity

Direct routes across Kenya and extensive partner networks throughout Africa guarantee fast delivery across the continent, even during peak traffic. Our regional infrastructure ensures reliable connectivity from Cape Town to Cairo.

Long Messages

Stability & Reliability

Redundant infrastructure, disaster recovery, and 99.9% uptime SLAs keep mission-critical notifications flowing.

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SMS API Gateway for Developers

Celcom Africa's SMS gateway API and Bulk SMS API helps developers build secure messaging integrations fast. Integrate banking alerts, OTP verification, and marketing campaigns with 99%+ deliverability across Safaricom, Airtel, and Telkom networks. Explore our developer resources or check pricing plans to get started.

  • REST API, SMPP, and webhook integrations for any stack (PHP, Python, Node.js, Java, .NET).
  • Dedicated support, test environments, and comprehensive API documentation.
  • Low-latency routing delivers OTPs and alerts in under 2 seconds.
  • Send and receive Bulk SMS with minimal code—perfect for apps and enterprise systems.
View SMS API Documentation
SMS API Integration - Connect your application with Celcom Africa's Bulk SMS Gateway API for developers in Kenya
Customer Success

Elevate Your Brand with Kenya's Bulk SMS Leader

Transform Every Interaction Into Measurable Loyalty

Drive retention, referrals, and revenue through powerful customer engagement. Celcom Africa delivers Bulk SMS, email, USSD, and API solutions that help you welcome customers, send timely reminders, and resolve issues instantly.

We understand every business is unique. That's why we customize messaging strategies and automation workflows tailored to your industry, compliance requirements, and growth objectives.

  • Personalized, segmented messaging campaigns
  • Direct-to-network connectivity for maximum deliverability
  • Omnichannel messaging across SMS, email, and USSD
  • Easy-to-integrate SMS gateway API for seamless automation
Customer engagement solutions for business growth

Trusted by Global Enterprises and African Leaders.

Join 10,000+ Businesses Using Our Bulk SMS Solutions

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Customer Testimonials

See Why Clients Trust Our Bulk SMS Services

We have worked with Celcom for the last 6 years. I find their service affordable; they deliver within the promised timelines and with precision. I have particularly liked their customer experience which I can only describe as first class. They are also keen and professional. System availability is also impressive and reliable. I would recommend 100%.

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Reuben Kimani

Username Investment

Celcom is the best SMS service provider I have to work with. It has supported our growth as SafeBoda through there fair prices, great delivery rate and above all the best and fast Customer Support. Great Job Celcom!!

Safe Boda
Chebet Millicent

Safe Boda

Amazing company - your SMS rates, customer service and support are super good. Your systems are always super, rare or no downtimes. As a result, our business has enjoyed immense growth since we partnered with you. We are proud to do business with you. Keep up the good work. I recommend you to the world.

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Joseph Gitonga

Username Investment

Celcom Bulk SMS is a very reliable and affordable solution well aligned to the current customer experience needs. I have worked with them on several client's projects and the feedback is always positive; happy with the customer experience feedback. The kicker solution in my view is the SMS integration with billing and collection system which has enhanced collection. HIGHLY recommend the services to any customer. Thank you, Celcom, and keep up the good work!

Acemil Consultant
John Gakunyi

Acemil Consultant

Latest Blog Posts

Stay updated with the latest insights on bulk SMS, communication technology, and business growth strategies. Read Our Latest Blog for helpful resources and tips.

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Partner Spotlight

Grow New Revenue with Celcom's Reseller Network

Launch your white-label messaging business in days, not months. Get enterprise-grade routes, instant provisioning, and a success team that helps you win clients across Africa.

1,200+

Active Resellers

27+

African Markets

99%

Average Deliverability

24/7

Priority Support

White-Label Portal

Brand-ready dashboard, automated billing, usage analytics, and client management in one place.

Direct Network Access

Carrier-grade SMS, WhatsApp, email, USSD, and airtime APIs with tiered pricing you can control.

Partner Success Squad

GTMs, technical onboarding, and 24/7 technical support to keep your clients happy.

How It Works

1
Apply & Get Approved

Tell us about your market focus. Most partners go live within 48 hours.

2
Brand Your Platform

Add your logo, colors, and pricing. Our engineers handle the heavy lifting.

3
Acquire & Scale

Launch campaigns using proven playbooks and Celcom’s delivery infrastructure.

Fast Track Program

Need priority onboarding?

Get a dedicated success manager, co-branded campaigns, and performance-based rebates when you onboard 5+ enterprise clients.

Explore Program Details