Estonia voice guidelines
Voice calling guidelines for Estonia (EE), covering reachability, caller ID formats, DTMF support, and emergency services.
Locale overview
| Field | Value |
|---|---|
| Country | Estonia |
| ISO code | EE |
| Region | Europe |
| Dialing code | +372 |
Reachability
Estonia supports inbound and outbound calling across domestic, international, and toll-free number types.
| Call type | Inbound | Outbound | Notes |
|---|---|---|---|
| Domestic | Supported | Supported | Outbound domestic calls require a local Estonia phone number |
| International | Supported | Supported | — |
| Toll-free | Supported | Supported | — |
Caller ID
The caller ID format delivered depends on the call type and direction.
| Call type | Format |
|---|---|
| Domestic inbound | +E.164 |
| Domestic outbound | Local (non-guaranteed) |
| International inbound | +E.164 (non-guaranteed) |
| International outbound | +E.164 |
| Toll-free inbound | +E.164 |
| Toll-free outbound | Local (non-guaranteed) |
Caller ID marked as “non-guaranteed” may not be preserved end-to-end depending on carrier routing.
DTMF support
DTMF tones use RFC 2833 format and are supported for both inbound and outbound calls.
Emergency services
Calls to emergency services numbers in Estonia are not supported. Do not rely on voice calling for emergency services in this locale.
Compliance note
These guidelines summarize carrier requirements at the time of publication and do not constitute legal counsel. Verify that your implementation complies with all applicable telecommunications regulations in Estonia.