Slovakia
The international dialing code for Slovakia is +421 (ISO SK). Dial 00421 from Europe, 011421 from the US/Canada, or +421 from any mobile.
How to call Slovakia
Replace "local number" with the actual phone number, dropping any leading zero.
Other countries in Europe
FAQ — Slovakia
Which country has the code +421?
+421 is the dialing code for Slovakia (ISO SK). It is written 00421… when dialed from Europe, 011421… from the US/Canada, or "+421…" from a mobile.
What is the country code for Slovakia?
The international dialing code for Slovakia is +421. The ISO-3166 alpha-2 code is SK.
How do I call Slovakia from the US or Canada?
Dial 011 421 followed by the local number in Slovakia, dropping any leading zero. From a mobile, "+421…" also works.
How do I call Slovakia from Europe?
Dial 00 421 followed by the local number in Slovakia, dropping any leading zero. From a mobile, "+421…" also works.
What does the "+" mean before the code?
"+" is a universal placeholder for the international direct dialing (IDD) prefix on mobile phones. "+421…" works from any country because the phone replaces "+" with the local IDD prefix automatically (00 in Europe, 011 in the US).