The country code for Ireland is +353, and the city code for Dublin is 1.
(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, Japan uses 010, Australia uses 0011, and many other countries use different prefixes.)
01562 is the UK dialling code for the town of Kidderminster.
The dialing code for the USA from the UK is 00 1 The area codes for Houston, Texas, are 713, 281, and 832
There are no 'regional' dialing codes in the UK. Each town (or group of small towns) has an individual dialing code.
00353 + the area code
In the UK, 01408 is the area code for Golspie.
The dialling code from UK to Australia is 00 61.
01582 within the UK, or +44 1582 from abroad
If the Dubai mobile has international roaming, it can be called by dialing the UAE number, country code +971. If you want to reach that phone by dialing a UK number, you may be able to swap in a UK SIM card.
IDDC = International Direct Dialing Code.
The dialing code 01235 covers Abingdon, Blewbury, Childrey, Didcot and Wantage.
Dialing from the USA, 00 44 would be UK. 00 is the international access code in USA followed by the country code of UK which is 44.
UK telephone area codes were first assigned in 1958.