Network & carriers
Guinea-Bissau's telecom market is served by Orange Guinea-Bissau and MTN Guinea-Bissau as the major carriers.
+245 · GW · UTC+0
Guinea-Bissau
Country Code & Virtual Numbers
Guinea-Bissau's +245 code covers a West African market served primarily by Orange and MTN. Capital: Bissau · Business hours: 4:00 AM–12:00 PM EST.
// The Basics
What is the +245 country code?
Guinea-Bissau'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 are 7 digits, dialed the same way domestically and internationally beyond the country code.
Calling culture
Business culture in Guinea-Bissau, conducted largely in Portuguese, values courtesy and relationship-building before business matters.
Did you know
Guinea-Bissau's mobile networks have become the primary way most of the country accesses telecommunications, given limited fixed-line infrastructure.
// Quick Facts
A quick read on Guinea-Bissau numbers.
Guinea-Bissau numbers are a flat 7 digits, dialed the same way domestically and internationally beyond the country code. Rozper stores and dials contacts in full E.164 format automatically, so you never have to think about the formatting.
Want to call Guinea-Bissau from abroad? Dial your local exit code, then 245, then the local number.
Best time to call Guinea-Bissau from the US
Guinea-Bissau is on UTC+0 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Guinea-Bissau virtual number?
A +245 virtual number gives your business instant local presence in Guinea-Bissau — without the overhead.
Local caller ID in Guinea-Bissau
When you call from your virtual Guinea-Bissau number, contacts see a local +245 number — dramatically improving answer rates.
No office needed
Establish a local presence in Guinea-Bissau without renting space, hiring locally, or installing any hardware.
Instant credibility
A recognizable local number helps build trust with consumers in Guinea-Bissau's relationship-driven business environment.
Routes to any device
Calls to your Guinea-Bissau number ring your team on mobile, desktop, or desk phone — wherever they work.
// Platform Features
Everything to call Guinea-Bissau
The tools to reach Guinea-Bissau 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 Guinea-Bissau 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.
List of World Countries and Their Dial Codes
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Frequently Asked
Guinea-Bissau questions answered.
Answers about Guinea-Bissau's carrier landscape, relationship-first business culture, and getting a local +245 virtual number.
The international dialing code for Guinea-Bissau is +245. When calling from the US, dial 011 + 245 + the local number. Rozper handles this automatically.
A Guinea-Bissau virtual number goes live in under 10 minutes. Ask us how.
Start calling Guinea-Bissau, not tomorrow.
Get a virtual Guinea-Bissau number or make direct international calls to +245 — active in under ten minutes.