237 Area Code
Thanh Hoa province · Vietnam
Country code +84 · ISO VN
Example 237 Number
A sample number from this area code, formatted three ways.
| National | International | E.164 |
|---|---|---|
| 0237 1234 567 | +84 237 1234 567 | +842371234567 |
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Pre-filled with a 237 sample number. Edit it and click "Try It" to see the parsed result.
Locations
Google's libphonenumber lists these locations for the 237 area code.
- · Thanh Hoa province
How to Dial Vietnam Numbers
From abroad
Dial +84 followed by the national number, dropping any leading 0.
Within Vietnam
Dial 0 before the local number to make a domestic call.
Dialing out of Vietnam
Dial 00 followed by the destination country code and number.
Frequently Asked Questions
Where is the 237 area code?
└ The 237 area code covers Thanh Hoa province in Vietnam.
How do I dial a 237 number?
└ From abroad, dial +84 237 followed by the local number. Within Vietnam, dial 0237 before the local number.