This guide provides helpful tips for calling Cuba from the U.S. Learn how to make calls to Cuba with confidence.

The Cuba country code is +53. Use +53 as the international dialing prefix for calls to Cuba from any country, then dial the cuban area code without the leading 0 and the local number. The ISO codes are CU and CUB.
CUBA COUNTRY CODE
+53
Dial before any cuban number from outside Cuba
| Quick reference | Detail | When to use |
|---|---|---|
| Country Code | +53 | Dial before a cuban number |
| ISO Code | CU / CUB | Country identifiers |
| International Prefix | +53 | Use for calls into Cuba |
| Trunk Prefix | 0 | Use only for domestic dialing |
| Number Length | 6-8 digits after +53 | Area or mobile code plus subscriber number |
| Emergency | 106 | Police, fire, and ambulance |
For cuban numbers, the 0 at the start of a domestic area code is the trunk prefix. Keep it for calls inside Cuba. Remove it when calling from another country.
Use this universal format: exit code, then +53, then area code with the trunk 0 removed, then local number.
1. Exit code
→
2. +53
→
3. Area code without 0
→
4. Local number
011
00
0011
+
Cuban numbers use a 0 trunk prefix for domestic calls. Remove it when calling from abroad.
The +CC format works on any mobile phone. Use +53 7 123 4567 for a Havana landline and +53 5123 4567 for a mobile number.
| Origin | Format | Example |
|---|---|---|
| US/Canada | 011 53 area code local number | 011 53 7 123 4567 |
| UK | 00 53 area code local number | 00 53 7 123 4567 |
| Australia | 0011 53 area code local number | 0011 53 7 123 4567 |
| Mobile, any country | +53 area code local number | +53 7 123 4567 |
For other dialing guides, see How to call the Netherlands or How to call Germany.
A cuban phone number in international format has two parts. The country code +53 and the national number.
+53 | 7 | 1234567
+53 | 5123 | 4567
After +53, cuban numbers contain 6-8 digits after +53. Landlines and mobile numbers follow the national format.
| Number type | Pattern | Example |
|---|---|---|
| Havana landline | +53 7 XXX XXXX | +53 7 123 4567 |
| Cuban mobile | +53 5XXX XXXX | +53 5123 4567 |
For WhatsApp, save the cuban number in international format with +53 and no trunk 0. You can also save it without spaces.
If your team needs a cuban number for customer calls or local presence, see Telnyx Phone Numbers for numbers in 140+ countries with instant activation.
Cuban numbers follow the national format. From another country, place +53 before the national number.
| City or region | Domestic code | International code |
|---|---|---|
| Havana | 07 | +53 7 |
| Santiago de Cuba | 022 | +53 22 |
| Camaguey | 032 | +53 32 |
| Holguin | 024 | +53 24 |
| Santa Clara | 042 | +53 42 |
| Guantanamo | 021 | +53 21 |
| Number type | Dialed in Cuba | Notes |
|---|---|---|
| Emergency | 106 | Police, fire, ambulance |
| Toll-free | 0800 | Free from cuban lines, not always reachable from abroad |
| Premium rate | 0900 | Can cost more than standard calls |
| Business numbers | 085 | Non-geographic business lines |
Call cost and timing depend on your carrier, your country, and whether you call a landline, mobile, toll-free, or premium-rate number.
For business calling, Telnyx SIP Trunking gives per-minute pricing for calls to cuban landline and mobile destinations with usage-based pricing and no monthly minimums. Your total cost can change based on call volume, destination type, and fees from your current provider.
| Calling method | Cost pattern | Best for |
|---|---|---|
| Mobile carrier | Plan rate or international fee | Personal calls |
| International add-on | Recurring fee plus lower per-minute rates | Repeat callers |
| VoIP or SIP | Per-minute pricing by destination type | Teams and high-volume calling |
Cuba follows Cuba Standard Time, UTC-5, and Cuba Daylight Time, UTC-4, during daylight saving.
| Calling from | Offset from NL | Best call window |
|---|---|---|
| United Kingdom | CU offset varies | 8:00 a.m. to 4:00 p.m. UK time |
| US Eastern | CU offset varies | 9:00 a.m. to 11:00 a.m. ET |
| US Pacific | CU offset varies | 6:00 a.m. to 8:00 a.m. PT |
Calling Cuba is not automatically free. It may be free if your mobile or landline plan includes Cuba calling, if both parties use an app over data, or if a company gives you a reachable local number.
WhatsApp and similar apps do not charge per minute for app-to-app calls, but your internet or roaming plan may charge for data. Business callers can use SIP Trunking with usage-based pricing for the lowest per-minute rates.
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