# Create a workspace, register a sender, and send your first message from the same API you will scale on.

[How sender-ID registration works →](/products/sms/compliance/sender-id-registration)

## The rest of the SMS platform

One API, one set of keys. Explore the other capabilities.

- [Sender-ID registration](/products/sms/compliance/sender-id-registration): Pre-register alphanumeric and dedicated senders where countries require it.
- [Routing](/products/sms/routing): 190+ countries, 240 direct-to-carrier links, and automatic failover.
- [Numbers](/products/sms/numbers): Long codes, short codes, toll-free, and alphanumeric sender IDs.
- [Sending](/products/sms/sending): The send API: segments, Unicode safety, batch, and idempotency.
- [Two-way](/products/sms/two-way): Inbound SMS and conversational replies as HMAC-signed webhooks.
- [All destinations](/products/sms/destinations): Coverage, sender types, and rules for every country Bird reaches.

[Get started](/dashboard/signup?returnTo=%2Fdashboard%2Fw%2Fsms%2Fdestinations)

[Explore the SMS platform](/products/sms)

## Sending SMS to Guernsey

- Country code: GG (dialing +44)
- Channels available: sms, whatsapp, voice
- Two-way messaging: yes

### Sender types

| Sender | Direction | Throughput (msg/s) | Registration | Timeline |
| --- | --- | --- | --- | --- |
| Short code | two-way | — | required (ctia_short_code) | 40 |
| Alphanumeric Sender ID | one-way | — | not required | 5 |
| Long code (phone number) | two-way | — | not required | 5 |

### Rules

- Consent model: opt-in
- Template pre-approval: no

Registration of the Alpha/Alphanumeric sender ID is required for the correct routing segment adjustment. 
This market has market segmentation to marketing and transactional segments. 
One sender can be used only for one segment. If the one company has content that belongs to both segments, they have to register different senders. 
Marketing segment has a mandatory OPT OUT. 

#### What this market refuses

Gambling is legal and well-regulated. All forms of online gambling are licensed by the Commission and therefore can be legally provided in the country under a licence from the Commission. A license has to be provided with the sender ID registration request. 
Some senders for this market are protected by the UK Operators and an Authorisation letter could be required for those.



## Related resources

- [SMS overview](/docs/guides/sms/overview) (docs)
- [SMS destinations](/products/sms/destinations) (product)

[Get an implementation brief](/learn/workspace?topic=sms-destinations)