Bulgaria 🇧🇬

Country Summary

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

Sender ID Guidelines

Alphanumeric Sender ID

Network (MCCMNC)	Features
A1 (284001)	Alphanumeric Sender IDs are supported. Alphanumeric Sender ID pre-registration is required.
Mobiltel (28401)	Alphanumeric Sender IDs are supported. Alphanumeric Sender ID pre-registration is not required. Sender ID will be modified to ensure delivery.
BTC (28403)	Alphanumeric Sender IDs are supported. Alphanumeric Sender ID pre-registration is not required. Alphanumeric Sender ID may be changed to a form of Short Code or generic alpha sender to ensure delivery.
Telenor (28405)	Alphanumeric Sender IDs are supported. Alphanumeric Sender ID pre-registration is not required. Alphanumeric Sender ID will be modified to ensure delivery.
Other networks	Alphanumeric Sender IDs are supported. Alphanumeric Sender ID pre-registration is not required.

Numeric Sender ID

Network (MCCMNC)	Features
All networks	Numeric Sender IDs are not supported. Numeric Sender ID will be overwritten to ensure delivery.

Generic Sender ID

Network (MCCMNC)	Features
All networks	Generic Sender IDs such as INFO, SMS, NOTICE etc are prohibited, please use a representative brand or business name to ensure delivery.

Pre-registration

If you need to register your Sender ID for Bulgaria, please contact our Support team by email [e-mail] and provide the following information:

Requirements	Sender ID Message example Message Type (Transactional/OTP/Promotional) Company‘s website Company's name Company's country of registration Company's field of activity
Cost of registration	Free of charge