Country Summary
| Country Name | Czech Republic |
| ISO | CZ |
| Country Code | 420 |
| Region | Europe |
| MCC (Mobile country code) | 230 |
Sender ID Guidelines
| Alphanumeric Sender ID |
Sender IDs must be registered to ensure delivery, unregistered sender IDs will be rejected by T-mobile, and may be modified or rejected by Vodafone and O2. *Pre-Registration is mandatory to ensure delivery. **Character limitation. |
| Numeric Sender ID |
Numeric sender IDs are not supported unless offered by Vonage's 2-way service. The numeric Sender IDs will be overwritten to ensure delivery. |
| Generic Sender ID | Generic sender IDs such as INFO, SMS, NOTICE etc are prohibited. |
*To initiate the Sender ID registration process, please check Global Sender ID Portal or contact your account manager or support
**Please also note, the underscore character (_) is restricted from being used in a sender ID.
Use-Case & Content Guidelines
| Marketing Traffic | Before sending any marketing traffic, opt-in consent is required from handset users. |
Additional Information
P2P traffic is prohibited.
No political, religious, unsolicited promotion, or gambling content.
There are no additional content restrictions beyond those in our Acceptable Use Policy.
Articles in this section
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- Andorra SMS Features and Restrictions
- Armenia SMS Features and Restrictions
- Austria SMS Features and Restrictions
- Azerbaijan SMS Features and Restrictions
- Belarus SMS Features and Restrictions
- Belgium SMS Features and Restrictions
- Bosnia and Herzegovina SMS Features and Restrictions
- BT Regulation, Protected Brands
- Bulgaria SMS Features and Restrictions