In the state of Illinois, the area code 815 basically signifies a telephone area code. It covers the northern third of the state of Illinois, part of the Chicago metropolitan area and the area around Moline. The Illinois codes were set up in 1947, and 815 was one of four major area codes allotted to the state of Illinois. However, in March, 2007, a new overlay area code was planned and it came to be known as area code 779. Following the implementation of this new overlaid area code, old telephone numbers were not assigned any more to this area code.
Right from 17th March, 2007, the telephone numbers were made available for the new telephone prefixes. For the 779 overlay, ten digit dialing code was prepared and implemented for the area code 815. The far northwest and the far Southwest suburbs of Joliet are covered under the 815 and 779 overlaid area codes. Joliet is a city in Will and Kendall Counties in the state of Illinois located to the southwest of Chicago. It is the County seat of the Will County. In the recent years, these areas have witnessed tremendous growth in population. This is the fastest growing cities in Illinois, and also in the United States.
The economy of the suburbs of Illinois is good due to which it has been the source of attraction for large numbers of residents here. Apart from the residents, tourists from different corners of the world also come to visit these places. There are plenty of things and places to be seen here, and in fact this area offers lots of opportunities and scopes. It is also because of this reason that many people are planning to buy house in this area to get all the facilities available here.
If you want, you can find the geographical location of any telephone number and in any area with just the area code. Currently, the 779 area code serve customers in the same geographical area as that of the area covered by the code 815. This area also includes important cities like Belvidere. In fact, if there is any problem in recognizing and locating a telephone number, the area code would be beneficial. Phone numbers can be easily verified by just entering the area code. Thus, it can simply be easy to find any people residing in any area with just the area code.