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Each three-digit area code may contain up to 7,919,900 unique phone numbers: NXX may begin only with the digits [2–9], providing a base of 8 million numbers: ( 8 x 100 x 10000 ) . However, the last two digits of NXX cannot both be 1, to avoid confusion with the N11 codes (subtract 80,000).
On January 1, 1947, the first North American area codes were issued in regions where standard 7 digit dialing codes were scheduled to be exhaused the soonest. By adding a 3 digit prefix to a 7 digit local number, this allowed for hundreds of millons of new phone numbers to be issued.
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Feb 2, 2024 · Telephone area codes in the USA follow a standard format of three digits ranging from 200 to 999. The first digit of an area code cannot be zero or one since these numbers are reserved for special purposes like toll-free numbers (e.g., 800) or emergency services (e.g., 911). The second digit can range from two to nine, while the third digit can ...
302 (the entire state of Delaware) 303 (the entire state of Colorado) 304 (the entire state of West Virginia) 305 (the entire state of Florida) 306 (the entire province of Saskatchewan) 307 (the entire state of Wyoming) 312 (the Chicago metropolitan area)
- What Are Area Codes?
- How Many Area Codes Are There in The U.S.?
- How to Find Your Area Code
- Why Don’T Some Area Codes Match The State Where You Live?
- Get A New Phone Plan with Red Pocket
Area codesare the second, third, and fourth digits of a typical 11-digit phone number. The other digits include the following: 1. The first digit is the country code.In the United States, this is always 1 2. The telephone number, which comprises the last seven digits of a full 11-number sequence However, you can expand typical telephone numbers fur...
The number of area codes in the U.S. changes from time to time. At the time of this writing, there are approximately 335 US area codes. These include 317 geographic area codes on top of 18 non-geographic area codes. The North American Numbering Plan, or NANP, assigns all area codes. Area code numbers and denominations are subject to change. For exa...
If you aren't sure what your area code is, or if you don't know whether you need to dial in your area code, you can check out helpful resources like Area Code Help, which offers a breakdown of all the current area codes used by the U.S. Simply locate your state and general region, usually by county, and you’ll be able to determine which area code i...
You might have an area code that was automatically assigned based on where you purchased the phone or where you received cellular service.
As you can see, your area code is an integral part of your phone number. Depending on where you live, you could have one of the hundreds of potential area codes. You might even keep that area code when you switch your phone provider to a better offer, like the phone plans provided by Red Pocket. At Red Pocket, you can swap to a new phone plan that ...
How many numbers are available in each area code? Each area code has 7,920,000 different usable phone numbers. (Although there are technically 10 million seven-digit phone number combinations available in each area code, some numbers aren't available, such as 911, 411, and numbers starting with 0 or 1.) Why are new area codes given out sometimes?
There are two basic types of area codes: Local and Toll Free. Toll free area codes are 800, 844, 855, 866, 877, and 888; local area codes are all the other ones. Then of course, there is the 900 area code which represents a “toll” number, or “pay-per-call”, which many of us remember as the rather conspicuous area code.
