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Live carrier coverage · Cuba (+53)

Get the Cuba (+53) dialing code right.

The +53 prefix covers Cuba's unique telecommunications landscape — from Havana's colonial commercial districts to Santiago de Cuba and Camagüey. Here's the verified Cuba country code, ISO references, live local time, and Ringflow's verified Cuban routes.

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CST-aligned routesTwo-digit area codesVerified call completion
Best time to call Cuba
Calling
LIVE
Cuba
CU · CUB · Zone 5
+53
Live route
Havana
Time
--:--
Alpha-2
CU
Alpha-3
CUB
HD voice signal98%
Ringflow direct routeVerified
Cuba snapshot

Cuba at a glance.

The geography, area codes and CST time zone you need before placing your first call into Cuba.

Cuba country information

Cuba
Americas
+53
Capital
Havana
Region
Americas
Time zone
America/Havana
Numbering zone
Zone 5
Code length
2 digits
ISO 3166 codes
CU · CUB
Ways to reach Cuba

Every route into Cuban lines.

International landline or calling card — the +53 prefix reaches Havana, Santiago de Cuba and all provinces. Pick what fits your traffic.

01Classic

Direct calls using landlines & mobile phones

Dial Cuba directly from any landline or mobile by entering your international exit code, then the country code +53, and finally the local number.

02Pre-paid

International calling cards for Cuba

Pre-paid international calling cards remain a convenient, low-cost way to reach Cuba. Each card gives you a PIN and an access number to place global calls.

03Modern

VoIP services for contacting Cuba

VoIP apps like Skype, WhatsApp and Viber — and business VoIP from Ringflow — route calls to Cuba over the internet, usually at far lower rates than traditional carriers.

Cuba profile

What shapes Cuban voice traffic, Caribbean island economy.

The fundamentals behind calls to and from Cuba — the +53 code, Havana, the CST zone and the two-digit area-code plan.

Capital
Havana
Region
Americas
Time zone
America/Havana
Numbering zone
Zone 5
Code length
2 digits
ISO 3166 codes
CU · CUB
Learn more: Cuba — Wikipedia
Dialing Cuba

How to call Cuba.

A Cuban number drops the trunk zero when dialled internationally. Here's the anatomy and dialling order.

Number anatomy

Exit prefix++Country code53+Area / mobileXX+Subscriber numberXXX XXX
Final dialled number
+53 XX XXX XXX
Valid E.164
Format follows ITU-T Recommendation E.164 — the international public telecommunication numbering plan.
01Step 1 of 4

Start with the exit prefix

Press + on a mobile (hold the 0 key), or dial 00 from most countries / 011 from North America.

02Step 2 of 4

Add the Cuba code

Dial +53. This identifies Cuba on the global telephone network.

03Step 3 of 4

Enter the area or mobile prefix

Type the first part of the local number. Drop the leading 0 if there is one.

04Step 4 of 4

Finish with the subscriber number

The remaining digits route the call to the specific line in Havana or elsewhere.

Need an inbound Cuba number?
Ringflow provisions +53 DIDs and termination through direct carrier interconnects — live in minutes, no contracts.
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Global directory

Browse the full country code index.

Search by country name, ISO code or dial prefix. Click any country for its dialing rules and Ringflow's local number availability.

Afghanistan
AF·Asia
+93
Albania
AL·Europe
+355
Algeria
DZ·Africa
+213
American Samoa
AS·Oceania
+1-684
Andorra
AD·Europe
+376
Angola
AO·Africa
+244
Anguilla
AI·Americas
+1-264
Antarctica
AQ·Antarctica
+672
Antigua and Barbuda
AG·Americas
+1-268
Argentina
AR·Americas
+54
Armenia
AM·Asia
+374
Aruba
AW·Americas
+297
Australia
AU·Oceania
+61
Austria
AT·Europe
+43
Azerbaijan
AZ·Asia
+994
Bahamas
BS·Americas
+1-242

FAQ

Calling Cuba, answered.

What businesses and travellers ask most before dialling Cuba on +53.

Cuba's country calling code is +53. Always dial it before the national number when calling from outside Cuba.
Dial your international access prefix (+ on mobile, or 00 / 011 from a landline), then 53, then the Cuba number (drop the leading 0 if it has one).
Cuba uses ISO 3166-1 alpha-2 code CU and alpha-3 code CUB.
Cuba is part of the Americas region.
Ringflow provisions inbound DIDs and outbound termination across 120+ countries through 500+ direct carrier interconnects. Contact our wholesale team to confirm live coverage and rates for Cuba.

Connect to Cuba on verified Caribbean routes.

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