00 isn't part of the country code, it is a commonly used international access prefix. Country code +1 is North America (USA, Canada, etc.), and area code +1 404 is Atlanta, Georgia, USA, and surrounding areas.
(The plus sign means "insert your international access prefix here." From a GSM mobile phone, you can enter the number in full international format, starting with the plus sign. The most common prefix is 00, but North America (USA, Canada, etc.) uses 011, and many other countries use different prefixes.)
Country code +358 is Finland.
The dialling code from UK to Australia is 00 61.
The country code for Poland is +48, and Kraków is city code 12. From the UK, dial 00 48 12.
00 353
00 is a commonly used prefix for international calls, but it is not part of the dialling code, per se. Country code +1 is North America (USA, Canada, and some nearby islands, mostly in the Caribbean), and 518 is an area code for the vicinity of Albany, New York.
Country code +971 is the United Arab Emriates, and +971 4 is a landline in Dubai.
First dial 00 353 56 and then the local number.
That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .That would depend on which Perth, as there is one in Australia and one in Scotland, amongst others. The international code from Ireland is 00. The dialling code for Australia is 61 Mobile numbers start with 04 in Austraila but the 0 would be dropped when dialling from Ireland. So to dial you would dial:00 61 4 and then the rest of the mobile number, which is another 8 digits.For Perth in Scotland, it would be 00 44 7 and the rest of the mobile number.For other places called Perth in the world, you would change the dialling code for that country .
Country code +1 is North America (USA, Canada, and more than a dozen islands in/near the Caribbean). You need the 3-digit area code to be specific.
Tenerife is part of Spain, which is country code +34. Dial your international access prefix (most commonly 00), then country code 34, then the full Spanish number (9 digits).
The telephone country code for Ireland is +353. For Tullamore the area code is 057, but the zero is dropped when dialling from abroad. From the UK the dialling would then be: 00 353 57 followed by the local number.
They must have - they have an international dialling code allocation (00 231 from UK)