Cambodia has a developing telecommunications infrastructure with multiple options for internet and mobile services. This guide covers providers, plans, costs, and tips for reliable connectivity.
Cambodia has excellent 4G coverage and expanding 5G networks. Fiber internet is available in urban areas including Siem Reap.
Budget Planning?
Include telecom costs in your monthly budget
Overview
Cambodia's telecommunications infrastructure has improved significantly:
Connectivity
- • 4G/LTE: Widely available
- • 5G: Expanding
- • Fiber: Urban areas
- • Avg speed: 20-100 Mbps
Coverage
4G covers most populated areas. 5G available in Phnom Penh and expanding to Siem Reap.
Major Providers
Several companies provide mobile and internet services:
Cellcard
RecommendedReliable coverage, good data packages, popular with expats
Smart Axiata
Large network, competitive pricing, 5G in select areas
Metfone
Government-backed, widest rural coverage, affordable
CooTel
Budget option, growing network, good for basic needs
Mobile Data Plans
Mobile data is very affordable in Cambodia:
| Plan | Data | Validity | Price |
|---|---|---|---|
| Daily | 1-2 GB | 1 day | $0.25-0.50 |
| Weekly | 5-10 GB | 7 days | $1-3 |
| Monthly Basic | 10-20 GB | 30 days | $3-5 |
| Monthly Premium | 50-100 GB | 30 days | $10-20 |
| Unlimited | Unlimited data | 30 days | $15-25 |
Home & Business Fiber
Fiber internet is available in urban areas:
Home Fiber
- • Speed: 20-200 Mbps
- • Installation: $0-50
- • Router: Included
$15-50/month
Business Fiber
- • Speed: 50-500 Mbps
- • SLA: Guaranteed
- • Support: 24/7
$50-200/month
Network Comparison
Different technologies offer different coverage:
4G LTE
Mobile broadband
95%+
Coverage
5G
Next generation
Expanding
Major cities
Fiber
Fixed line
Urban
Urban areas
Getting a SIM Card
Getting connected is quick and easy:
Buy a SIM at the airport on arrival - slightly more expensive but convenient
Visit a provider shop with your passport for registration
Registration is required by law - bring passport and photo
Top up at convenience stores, online, or via mobile app
Data packages activate automatically or via USSD code
Tips
Compare providers based on coverage in your specific area
Get a dual-SIM phone to use two providers
Test speed before committing to long-term fiber contracts
Keep your SIM active with occasional top-ups
Use WiFi calling apps for international calls
Download offline maps for areas with poor coverage
Consider a backup provider for important work
Check for promotions - providers often offer bonus data
Conclusion
Staying connected in Cambodia is affordable and generally reliable. Mobile data costs are among the lowest in the world.
For most users, a good mobile data plan provides sufficient connectivity. Fiber is a nice upgrade for home or office.
Compare providers and plans to find the best fit for your needs and location.