Slovakia Dialing Code (+421)
The country calling code for Slovakia is +421. Type a local number below to get its international form, and see how to dial Slovakia from anywhere.
Type a local Slovakia phone number to see its international form.
Note Drop the leading 0 when dialling from abroad: +421 2 1234 5678.
How to dial Slovakia
The + in +421 stands for your local exit code (011 in the US and Canada, 00 across most of Europe, 00 in Slovakia itself). Any GSM mobile lets you dial the + directly.
Slovakia dialing reference
| Country calling code | +421 |
| ISO country code | SK |
| Region | Europe |
| Trunk prefix | 0 |
| Exit / IDD code (from Slovakia) | 00 |
| Example number | 02 1234 5678 |
| International format | +421 212345678 |
Calling Slovakia step by step
- 01 Start with your exit code — 011 in the US and Canada, 00 in the UK and Europe, or + on any mobile.
- 02 Dial the Slovakia country code 421.
- 03 Add the local number without its leading 0 trunk prefix — e.g. 212345678.
Frequently asked questions
What is the country code for Slovakia?
The country calling code for Slovakia is +421 (ISO code SK). You dial it after your own country's exit code — or type + on a mobile — before the local number.
How do I call Slovakia from the US?
From the United States, dial 011 (the US exit code), then 421 (the Slovakia country code), then the local number without its trunk prefix. For example: 011 421 212345678.
How do I call Slovakia from the UK or Europe?
From the UK and most of Europe, dial 00 (the exit code), then 421, then the local number. For example: 00 421 212345678. On any mobile you can dial +421 212345678 instead.
What is the format of a Slovakia phone number?
A typical Slovakia number looks like 02 1234 5678. Drop the leading 0 when dialling from abroad: +421 2 1234 5678.