VerifiedOceaniaReviewed 2026-08-08

Northern Mariana Islands

The Northern Mariana Islands uses calling code +1 with area code 670 and is listed with ISO codes MP and MNP, the .mp ccTLD, and the US dollar.

VerifiedReviewed 2026-08-08
Calling code
+1

Shared by 20 published destinations. See all matches for +1.

ISO alpha-2
MP
ISO alpha-3
MNP
ISO numeric
580
ccTLD
.mp
Currency
USDUnited States dollar (USD)
Region
Oceania
Capital
Saipan
Time zones
Pacific/Saipan
Postal format
US : NNNNN[-NNNN]

Sources and review

ISO 3166 - Country Codes · ITU-T - International Calling Codes · IANA - Root Zone Database · ISO 4217 - Currency Codes

How to call Northern Mariana Islands

From outside Northern Mariana Islands, dial your international access prefix, then +1, then the national number. Drop the leading trunk zero when the destination numbering plan requires it.

+1 [area or mobile code] [local number]

Read the international dialing guide

World references

+1Calling code pageUSDCurrency referenceZIPPostal code formatISOCountry codes lookup
USUnited StatesCACanadaJMJamaicaDODominican RepublicPRPuerto RicoBSBahamas

Quick answers for Northern Mariana Islands

What is the country calling code for Northern Mariana Islands?

Northern Mariana Islands uses +1. Dial the international access prefix, then +1, then the local number without the national trunk prefix where required.

What is the ISO country code for Northern Mariana Islands?

The ISO 3166-1 codes are alpha-2 MP, alpha-3 MNP, and numeric 580.

What currency does Northern Mariana Islands use?

Northern Mariana Islands uses United States dollar (USD).

What is the ccTLD for Northern Mariana Islands?

Northern Mariana Islands uses .mp as its country-code top-level domain.