Croatia voice guidelines
Voice calling guidelines for Croatia (HR), covering reachability, caller ID formats, DTMF support, and emergency services.
Locale overview
| Field | Details |
|---|---|
| Country | Croatia |
| ISO code | HR |
| Region | Europe |
| Dialing code | +385 |
Reachability
Croatia supports inbound and outbound calling across domestic, international, and toll-free number types.
| Call type | Inbound | Outbound |
|---|---|---|
| Domestic | Supported | Supported |
| International | Supported | Supported |
| Toll-free | Supported | Supported |
Caller ID
Caller ID format varies by call type and direction.
| Call type | Direction | 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) |
DTMF support
DTMF is supported using RFC 2833 format for both inbound and outbound calls.
Emergency services
Calling emergency services numbers in Croatia is not supported. Do not rely on voice calling through Revenue.io for emergency service access.
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 Croatia.