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Nov 7, 2023 · Description: This map shows area codes of California. List of California area codes: 209, 213, 279, 310, 323, 341, 350, 369, 408, 415, 424, 442, 510, 530, 559, 562 ...
To find information on a specific area code, use the area code lookup that makes it easy to find an area code by number and gives detailed information including city/state, timezone, and area code maps.
California area codes map gives information about all the area codes of California state along with their counties list.
815 area code is being used for dialing/telecommunication purposes in Illinois, covering 19 major cities and 10 counties, according to (NANP) North American Numbering Plan for 3-digit Numbering Plan Area (NPA) code. All the areas using NPA code 815 is part of CST (Central Standard Time) timezone. 815 Area Code Covers 19 Cities
815 Area code map Where is the area code 815 located in Illinois, United States? Area Code 815 coverage is shown in green.
Major cities and communities served by area code 815. Find out where 815 area code zone from, which states, counties and cities it covers. Get the most exact information on time zones here.
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Where is area code 815?
What is the meaning of the number 815?
When did area code 815 become area code 309?
Jun 22, 2024 · One question that frequently comes up is, “What area code is 815 in the US?” Area codes are important for identifying the geographic location of a telephone number. In the case of area code 815, it covers most of northern Illinois outside of the Chicago and Quad Cities areas.
