International dialing code for

Sint Maarten

+1721
North America·ISO SX

How to call Sint Maarten

From Europe
00 1721 local-number
From US / Canada
011 1721 local-number
From mobile (universal)
+1721 local-number

Replace "local number" with the actual phone number, dropping any leading zero.

Other countries sharing the code +1721

Dial code
+1721
ISO-2
SX
Region
North America
Flag
🇸🇽

Other countries in North America

FAQ — Sint Maarten

What is the country code for Sint Maarten?

The international dialing code for Sint Maarten is +1721. The ISO-3166 alpha-2 code is SX.

How do I call Sint Maarten from the US or Canada?

Dial 011 1721 followed by the local number in Sint Maarten, dropping any leading zero. From a mobile, "+1721…" also works.

How do I call Sint Maarten from Europe?

Dial 00 1721 followed by the local number in Sint Maarten, dropping any leading zero. From a mobile, "+1721…" also works.

Why does Sint Maarten share the code +1721 with other countries?

The +1721 code is shared by: Sint Maarten, Anguilla, Antigua and Barbuda, Bahamas, Barbados, Bermuda, British Virgin Islands, Canada, Cayman Islands, Dominica, Dominican Republic, Grenada, Jamaica, Montserrat, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Trinidad and Tobago, Turks and Caicos Islands, United States, U.S. Virgin Islands, American Samoa, Guam, Northern Mariana Islands. They differ by the area code that follows.

What does the "+" mean before the code?

"+" is a universal placeholder for the international direct dialing (IDD) prefix on mobile phones. "+1721…" works from any country because the phone replaces "+" with the local IDD prefix automatically (00 in Europe, 011 in the US).

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