# Bulgaria 🇧🇬

## **Country Summary**

| **Country Name**              | Bulgaria |
| ----------------------------- | -------- |
| **Region**                    | Europe   |
| **ISO**                       | BG       |
| **Dialing code**              | +359     |
| **MCC (Mobile country code)** | 284      |

## Sender ID Guidelines

### **Alphanumeric Sender ID**

<table><thead><tr><th width="247">Network (MCCMNC)</th><th>Features</th></tr></thead><tbody><tr><td>A1 (284001)</td><td>Alphanumeric Sender IDs are supported.<br>Alphanumeric Sender ID pre-registration is required.</td></tr><tr><td>Mobiltel (28401)</td><td><p>Alphanumeric Sender IDs are supported.</p><p>Alphanumeric Sender ID pre-registration is not required.</p><p></p><p>Sender ID will be modified to ensure delivery.</p></td></tr><tr><td>BTC (28403)</td><td><p>Alphanumeric Sender IDs are supported.</p><p>Alphanumeric Sender ID pre-registration is not required.</p><p></p><p>Alphanumeric Sender ID may be changed to a form of Short Code or generic alpha sender to ensure delivery.</p></td></tr><tr><td>Telenor (28405)</td><td><p>Alphanumeric Sender IDs are supported.</p><p>Alphanumeric Sender ID pre-registration is not required.</p><p></p><p>Alphanumeric Sender ID will be modified to ensure delivery.</p></td></tr><tr><td>Other networks</td><td><p>Alphanumeric Sender IDs are supported.</p><p>Alphanumeric Sender ID pre-registration is not required.</p></td></tr></tbody></table>

### **Numeric Sender ID**

<table><thead><tr><th width="239">Network (MCCMNC)</th><th>Features</th></tr></thead><tbody><tr><td>All networks</td><td><p>Numeric Sender IDs are not supported. </p><p>Numeric Sender ID will be overwritten to ensure delivery.</p></td></tr></tbody></table>

### **Generic Sender ID**

<table><thead><tr><th width="234">Network (MCCMNC)</th><th>Features</th></tr></thead><tbody><tr><td>All networks</td><td>Generic Sender IDs such as INFO, SMS, NOTICE etc are prohibited, please use a representative brand or business name to ensure delivery.</td></tr></tbody></table>

## Pre-registration

If you need to register your Sender ID for Bulgaria, please contact our Support team by email <support@miatel.com> and provide the following information:

<table data-header-hidden><thead><tr><th width="240"></th><th></th></tr></thead><tbody><tr><td><strong>Requirements</strong></td><td><ol><li>Sender ID </li><li>Message example</li><li> Message Type (Transactional/OTP/Promotional) </li><li>Company‘s website </li><li>Company's name </li><li>Company's country of registration </li><li>Company's field of activity</li></ol></td></tr><tr><td><strong>Cost of registration</strong></td><td>Free of charge</td></tr></tbody></table>