× (721)
Enter 7-digit phone number for area code 721 or the complete 10-digit phone number

Phone Prefixes for 721 Area Code

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721 is not a valid area code or is not registered with the North America Number Plan.

List of all valid area codes

721 Area Code Information
Type of code: General Purpose Code
Location: SINT MAARTEN - SINT MAARTEN
Time zone: A
Assigned for use: Yes
Code in service: Yes
Service date: September 30, 2011
In jeopardy: No
Relief in progress: No
NPA Relief status:
Code assignable: Yes
Geographic or
non-geographic:
G
Reserved for future use: No
Planning letter(s): 434 429 423 418 404 396
Overlay code: No
Overlay complex:
Dialing plan Standard Permissive
Home local calls: 7D NA
Foreign local calls: NA NA
Home toll calls: NA NA
Foreign toll calls: 1+10D -

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