Network & carriers
The Northern Mariana Islands' telecom market is served by IT&E and Docomo Pacific as the major carriers.
+1-670 · MP · UTC+10
Northern Mariana Islands
Country Code & Virtual Numbers
The Northern Mariana Islands share the +1 code with the US mainland, using their own dedicated 670 area code. Capital: Saipan · Business hours: 6:00 PM–2:00 AM EST.
// The Basics
What is the +1-670 country code?
Northern Mariana Islands's international dialing code is assigned by the ITU (International Telecommunication Union) and used for every call placed from outside the country.
Numbering format
Numbers follow the NANP 10-digit format using the dedicated 670 area code.
Calling culture
Business culture in the Northern Mariana Islands blends US and Pacific Islander traditions — a warm, relationship-oriented approach is typical.
Did you know
The Northern Mariana Islands share their +1 country code with the US mainland, but their 670 area code is exclusive to the territory.
// Quick Facts
A quick read on Northern Mariana Islands numbers.
Northern Mariana Islands numbers follow the same 10-digit NANP format as the US mainland, using the territory's dedicated 670 area code. Rozper stores and dials contacts in full E.164 format automatically, so you never have to think about the formatting.
Want to call Northern Mariana Islands from abroad? Dial your local exit code, then 1-670, then the local number.
Best time to call Northern Mariana Islands from the US
Northern Mariana Islands is on UTC+10 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Northern Mariana Islands virtual number?
A +1-670 virtual number gives your business instant local presence in Northern Mariana Islands — without the overhead.
Local caller ID in Northern Mariana Islands
When you call from your virtual Northern Mariana Islands number, contacts see a local +1-670 number — dramatically improving answer rates.
No office needed
Establish a local presence in Northern Mariana Islands without renting space, hiring locally, or installing any hardware.
Instant credibility
A recognizable 670 area code helps build trust with local consumers, distinguishing genuine local presence from generic +1 callers.
Routes to any device
Calls to your Northern Mariana Islands number ring your team on mobile, desktop, or desk phone — wherever they work.
// Platform Features
Everything to call Northern Mariana Islands
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CRM auto-logging
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International analytics
Call volume, answer rates, and duration broken down by country, region, and time of day.
Local Caller ID
Show a local country number as your caller ID when dialling internationally. Improves pickup rates significantly.
Instant provisioning
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99.99% uptime SLA
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// Get Started
Get a Northern Mariana Islands number today
Active in under ten minutes. No contracts required.
- 01
Sign up
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- 02
Get your number
Browse available numbers in your target country and activate instantly.
- 03
Configure routing
Route calls to any device. Set business hours, voicemail, and IVR from your dashboard.
- 04
Start calling globally
Make and receive international calls immediately. Active in under 10 minutes.
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Frequently Asked
Northern Mariana Islands questions answered.
Answers about the Northern Mariana Islands' NANP numbering, business culture, and getting a local virtual number.
The international dialing code for Northern Mariana Islands is +1-670. When calling from the US, dial 011 + 1-670 + the local number. Rozper handles this automatically.
A Northern Mariana Islands virtual number goes live in under 10 minutes. Ask us how.
Start calling Northern Mariana Islands, not tomorrow.
Get a virtual Northern Mariana Islands number or make direct international calls to +1-670 — active in under ten minutes.