| Calling code | Country | % Correct |
|---|---|---|
| +44 | UK | 100%
|
| +1 | USA or Canada | 100%
|
| +86 | China | 94%
|
| +49 | Germany | 94%
|
| +61 | Australia | 88%
|
| +33 | France | 88%
|
| +91 | India | 88%
|
| +7 | Russia or Kazakhstan | 88%
|
| +30 | Greece | 59%
|
| +98 | Iran | 59%
|
| +353 | Ireland | 59%
|
| +212 | Morocco | 53%
|
| +27 | South Africa | 53%
|
| +66 | Thailand | 53%
|
| +886 | Taiwan | 47%
|
| +850 | North Korea | 35%
|
| +595 | Paraguay | 24%
|
| +1 242 | Bahamas | 18%
|
| +505 | Nicaragua | 18%
|
| +377 | Monaco | 12%
|