Network & carriers
Montserrat's telecom market is served by Flow, the territory's main carrier.
+1-664 · MS · UTC-4
Montserrat
Country Code & Virtual Numbers
Montserrat shares the +1 code with the US and Canada, using its own dedicated 664 area code. Capital: Plymouth · Business hours: 8:00 AM–4:00 PM EST.
// The Basics
What is the +1-664 country code?
Montserrat's international dialing code is assigned by the ITU (International Telecommunication Union) and used for every call placed from outside the country.
Numbering format
Montserrat numbers follow the NANP 10-digit format using the dedicated 664 area code.
Calling culture
Business culture in Montserrat is warm and relationship-oriented — a friendly opening typically precedes business matters.
Did you know
Montserrat shares its +1 country code with the US and Canada, but its 664 area code is exclusive to the small British territory.
// Quick Facts
A quick read on Montserrat numbers.
Montserrat numbers follow the same 10-digit NANP format as the US, using the territory's dedicated 664 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 Montserrat from abroad? Dial your local exit code, then 1-664, then the local number.
Best time to call Montserrat from the US
Montserrat is on UTC-4 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Montserrat virtual number?
A +1-664 virtual number gives your business instant local presence in Montserrat — without the overhead.
Local caller ID in Montserrat
When you call from your virtual Montserrat number, contacts see a local +1-664 number — dramatically improving answer rates.
No office needed
Establish a local presence in Montserrat without renting space, hiring locally, or installing any hardware.
Instant credibility
A recognizable 664 area code helps build trust with local consumers, distinguishing genuine local presence from generic +1 callers.
Routes to any device
Calls to your Montserrat number ring your team on mobile, desktop, or desk phone — wherever they work.
// Platform Features
Everything to call Montserrat
The tools to reach Montserrat contacts reliably and scale your international presence globally.
150+ country coverage
Get virtual numbers in over 150 countries on the same platform — one dashboard, one bill.
HD voice quality
Crystal-clear calls over our optimised global carrier network. No degraded quality from international routing.
Call recording
Every call recorded and transcribed automatically. Review, share, and reference conversations easily.
Voicemail to text
Voicemails transcribed and delivered by email or SMS. Never miss a message across time zones.
CRM auto-logging
All calls to and from your international number auto-logged in Salesforce, HubSpot, or Zoho.
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
Activate a new country number in under 60 seconds. No contracts, no hardware, no waiting.
99.99% uptime SLA
Enterprise-grade reliability for your international calling infrastructure, 24/7.
// Get Started
Get a Montserrat number today
Active in under ten minutes. No contracts required.
- 01
Sign up
Create your Rozper account in under 2 minutes. No credit card required to start your free trial.
- 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.
// Complete List
All world dial codes by country.
Every country and territory, every international dial code. Click a country to browse it.
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Frequently Asked
Montserrat questions answered.
Answers about Montserrat's NANP numbering, warm business culture, and getting a local virtual number.
The international dialing code for Montserrat is +1-664. When calling from the US, dial 011 + 1-664 + the local number. Rozper handles this automatically.
A Montserrat virtual number goes live in under 10 minutes. Ask us how.
Start calling Montserrat, not tomorrow.
Get a virtual Montserrat number or make direct international calls to +1-664 — active in under ten minutes.