Country calling codes · zone 1: North America & Caribbean (NANP)
Sint Maarten Country Code
+1-721
The country code for Sint Maarten is +1-721. To call Sint Maarten from abroad, dial your international exit code, then 1-721, then the local number without its leading zero.
+1-721
International calling code
.sx
Internet domain
SX / SXM
ISO country codes
UTC-4
Time zone (Philipsburg)
How to call Sint Maarten from abroad
From a mobile phone
+ 1 721 123 456 789
Works from any country: hold 0 for “+”.
From the US or Canada
011 1 721 123 456 789
011 is the North American exit code.
From the UK, EU and most countries
00 1 721 123 456 789
00 is the most common exit code.
From Australia
0011 1 721 123 456 789
Australia uses 0011 as its exit code.
Drop the leading 0 of the local number (the trunk prefix) when you dial from abroad. The example number 123 456 789 is illustrative.
Other countries using +1
American Samoa — +1-684
Anguilla — +1-264
Antigua and Barbuda — +1-268
Bahamas — +1-242
Barbados — +1-246
Bermuda — +1-441
British Virgin Islands — +1-284
Canada — +1
Cayman Islands — +1-345
Dominica — +1-767
Dominican Republic — +1-809, +1-829, +1-849
Grenada — +1-473
Guam — +1-671
Jamaica — +1-876
Montserrat — +1-664
Northern Mariana Islands — +1-670
Puerto Rico — +1-787, +1-939
Saint Kitts and Nevis — +1-869
Saint Lucia — +1-758
Saint Vincent and the Grenadines — +1-784
Trinidad and Tobago — +1-868
Turks and Caicos Islands — +1-649
United States — +1
Virgin Islands — +1-340
Calling codes of neighbouring countries
Saint Martin — +590Frequently asked questions
What is the country code for Sint Maarten?
The international calling code for Sint Maarten is +1-721.
How do I call Sint Maarten from the United States?
Dial 011 1 721 followed by the local number (drop any leading 0). From a mobile phone you can simply dial +1-721 and the number.
How do I call Sint Maarten from the UK or Europe?
Dial 00 1 721 and the local number without its leading 0 — or +1-721 from a mobile.
Which other countries use +1-721?
American Samoa, Anguilla, Antigua and Barbuda, Bahamas, Barbados, Bermuda, British Virgin Islands, Canada, Cayman Islands, Dominica, Dominican Republic, Grenada, Guam, Jamaica, Montserrat, Northern Mariana Islands, Puerto Rico, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Trinidad and Tobago, Turks and Caicos Islands, United States and Virgin Islands share the +1 code in the North American Numbering Plan; each has its own three-digit area code.
What is the internet domain of Sint Maarten?
The country-code top-level domain is .sx.
What time is it in Sint Maarten?
Sint Maarten (Philipsburg) is on UTC-4 — check the local time before you call.