HarborOrganizationWorkspacesProductionSandbox
Delivery agent
API key · Customer operations teamALAlex Lee AdminPermissions updated
SMS to Bulgaria.
Dialing code +359 · Europe. Review the recorded SMS sender capabilities and country requirements for Bulgaria.
Part of Bird SMS. Compare the sender and operational requirements across your markets.
Policy last updated July 23, 2026
What you can send
SMSWhatsApp
Two-way messaging
Not available
Before you send
The recorded policy requires alphanumeric sender registration for Bulgaria. Review the evidence and sender requirements before submission, then track the registration status.
Sender types
Compare the sender types listed for this destination, their registration requirements and recorded setup estimates. Confirm availability, throughput and timing for your use case.
| Sender | Activation | Setup time | Sender ID | Notes |
|---|---|---|---|---|
| Alphanumeric Sender ID | Sender ID registration | Varies | The submitted sender ID is preserved. | One-way only. |
Rules & regulations
Use this recorded country reference to prepare your launch. Requirements can depend on message purpose, sender type, network and recipient location; confirm the applicable rules before sending.
Template approvalNot required
Quiet hoursNo window recorded
What this market refuses
Gambling traffic info: The Gambling Act 2014 prohibits the direct advertising of gambling, including unsolicited electronic messages containing information about gambling. "Direct advertising" is a defined term and means information distributed in any form and with any means whatsoever, which directly invites customers to take part in gambling games.
Not allowed:
- Creating the impression that by participating in the game the consumers may solve personal or financial problems or achieve well-being.
- Inviting citizens to participate in the game with promises of big winnings.
Allowed:
- Names of the games.
- Registered trademark of the organizer.
- Holding of the drawings (for example, lottery results).
- Results of the games or winnings paid
One API
How sending works
Use the same SMS API across supported destinations. Prepare an eligible sender, enable the destination and apply the recipient permission your message requires. Track the accepted message through carrier submission and the delivery reports available for that route.
Sending to Bulgaria, answered
What senders ask before their first message to Bulgaria.
Do I need to register a sender before sending SMS to Bulgaria?
The reference requires registration for every listed sender type: an alphanumeric sender ID. For an alphanumeric sender ID the name itself is registered. Confirm how the approved sender is presented on the destination networks.
Can I use an alphanumeric sender ID in Bulgaria?
Yes, once the sender ID has been registered. The approved sender ID is preserved.
Can I receive replies from Bulgaria?
No. You can send messages here but not receive replies.
Are there quiet hours for SMS in Bulgaria?
No country-wide sending window is recorded here. Confirm the rules that apply to your message purpose and recipient location.
What other channels can Bird reach Bulgaria on?
WhatsApp and Voice, from the same account and API.
The rest of the SMS platform
One API, one set of keys. Explore the other capabilities.
Sender-ID registrationPre-register alphanumeric and dedicated senders where countries require it.RoutingDestination controls, carrier connectivity and reported routing outcomes.NumbersLong codes, short codes, toll-free, and alphanumeric sender IDs.SendingThe send API: segments, Unicode safety, batch, and idempotency.Two-wayInbound SMS and conversational replies as HMAC-signed webhooks.All destinationsCoverage, sender types, and rules for every country Bird reaches.
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Organize teams in workspaces, control API access, and trace changes through audit logs.
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Audit log
Production- Workspace
- Production
- Resource
- Delivery agent
- ReadRead & write
Team Customer operationsActor role AdminOutcome SucceededTime 22 Sep, 09:42:18 UTC
Succeeded