Network & carriers
Cuba's telecom market has been served by state-owned ETECSA, historically the sole telecom provider on the island.
+53 · CU · UTC-5
Cuba
Country Code & Virtual Numbers
Cuba's +53 code covers a market historically served by a single state-owned carrier, ETECSA. Capital: Havana · Business hours: 9:00 AM–5:00 PM EST.
// The Basics
What is the +53 country code?
Numbering format
Cuban mobile numbers drop the leading 0 internationally where applicable, and are typically 8 digits.
Calling culture
Business culture in Cuba values patience and personal relationship-building, given the country's distinct economic and regulatory environment.
Did you know
Cuba was one of the last countries in the world to roll out widespread public internet and mobile data access, expanding significantly only in the 2010s.
// Quick Facts
A quick read on Cuba numbers.
Cuban numbers are typically 8 digits, with formatting historically shaped by the country's state-run telecom system.
Best time to call Cuba from the US
Cuba is on UTC-5 · Business hours = – EST · Mon–Fri
// Why a Virtual Number
Why get a Cuba virtual number?
A +53 virtual number gives your business instant local presence in Cuba — without the overhead.
Local caller ID in Cuba
When you call from your virtual Cuba number, contacts see a local +53 number — dramatically improving answer rates.
No office needed
Establish a local presence in Cuba without renting space, hiring locally, or installing any hardware.
Instant credibility
A recognizable local number can help facilitate communication with Cuban contacts in a market with distinct telecom infrastructure.
Routes to any device
Calls to your Cuba number ring your team on mobile, desktop, or desk phone — wherever they work.
Free tools
Look up a number from Cuba
Phone number checkerCheck the country and format of a number from Cuba instantly.Phone number validatorValidate a number against its country's formatting rules (E.164).Carrier lookupCheck a number's country and format for free; live carrier data comes with the Lookup API.All country codesDialing codes, time zones and calling guides for every country.
Frequently Asked
Cuba questions answered.
Answers about Cuba's telecom market, business calling considerations, and getting a local +53 virtual number.
Dial 011 (the US exit code), then 53, then the national number, leaving out any domestic trunk prefix (such as a leading 0).
Start calling Cuba, not tomorrow.
Get a virtual Cuba number or make direct international calls to +53 — active in under ten minutes.