670 Area Code
Northern Mariana Islands, USA
Local time now · Chamorro Time
5:44 PM
Area code 670 is in Northern Mariana Islands, USA, serving Saipan. It uses Chamorro Time — the time there now is 5:44 PM. In service since 1997.
| Area code | 670 |
|---|---|
| Location | Northern Mariana Islands, USA |
| Major cities | Saipan |
| Time zone | Chamorro Time |
| In service since | 1997 |
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Frequently asked questions
Where is area code 670?
Northern Mariana Islands, USA — including Saipan.
What time zone is area code 670?
Chamorro Time.
How do I call a 670 number from abroad?
Dial your international access code, then 1 (the country code), then 670 and the 7-digit number — for example +1 670 555 0100. From the UK or India dial 00 1 670 …; from Bangladesh 00 1 670 … .
Is a call from 670 a scam?
Not by itself — 670 is an ordinary geographic area code in Northern Mariana Islands. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.
Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.