Ireland is country code +353. From the US, dial 011 353, and then the Irish domestic number without the leading zero.
(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.)
Essex has several different telephone area codes. To call the UK from the Republic of Ireland, replace the leading 0 of the UK domestic number with 00 44.
The first telephone area codes were issued for the USA and Canada in 1947. The first telephone area codes were issued in the UK in 1958.
You can get a state-by-state listing of telephone area codes in India at the link below.
No, telephone area codes are discrete data.
A Texas telephone call will have a prefix with it's area code in it. Texas has many area codes. Below are some of the area codes.210214254281325361409430432469512682713806817830832903915936940956972979
California has the distinction of having two dozen telephone area codes. This is due to its large population and diverse geographic regions, which necessitate multiple area codes to manage telephone numbering. As a result, California has the highest number of area codes in the United States.
Area codes are discrete data.
Before area codes, telephone areas in North America were defined by reference to the nearest large city.
Donegal is in the Republic of Ireland, not Northern Ireland. Its area codes are 071 and 074.
If you look at maps, you will not find area codes. Area codes can be found on area code locator websites. Another place to find area codes is in the telephone directory.
There are several dozen area codes in Brazil. Please be more specific.
0035321 + the local number