312 Area Code Location, Time Zone, Numbers

Have you been getting a lot of unexpected phone calls from 312 area code at weird hours of the night? Want to know if 312 is a legitimate area code? Read on to find out everything you need to know including the area code 312 location, map, and timezone!

Assigned on January 1, 1947 as one of the original North American numbering plan areas, 312 belongs to the state of Illinois and covers the downtown Chicago region, including the Chicago Loop and its surrounding areas. The area of 312 code is fully surrounded by area code 773, which serves the rest of the city of Chicago. Since 2009, both 312 and 773 are overlaid with area code 872. Other cities covered by this telephone area code include Deerfield, Glenview, Northbrook, Wheeling, Buffalo Grove, Medinah, Prospect Heights, Schaumburg, Western Springs, Roselle, Cicero, Clarendon Hills, Hinsdale, and La Grange Park. 312 is located in the Central timezone known as America/Chicago.

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Is 312 area code legitimate?

312 is one of the original North American numbering plan areas and the telephone area code for Chicago, Illinois. However, that doesn’t mean that you shouldn’t be careful about unwanted calls from 312 area code. Scammers are constantly experimenting with different ways to spoof their phone numbers in order to trick people into answering the call. Nowadays they often use the “neighbour scam” method which uses legitimate phone numbers to imitate the first six digits of the victim’s phone number – the area code and the next three digits. Fraudsters use this tactic to trick people into answering the calls thinking it’s a nearby business or a neighbour calling.

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Where is the area code 312 from?

Created in 1947, 312 is an original telephone area code that is assigned to downtown Chicago in the state of Illinois. As a result of the growing population of Illinois, especially in the north areas, the country was split between four Numbering Plan Areas. 312 originally served the entire Chicago metropolitan area, but today this area code serves only downtown Chicago, including the famous Chicago Loop and its surrounding areas. However, since 312 was on the edge of exhaustion again due to the expanding population, in 1996, the downtown area was split off with area code 773. On November 7, 2009, both Chicago area codes 312 and 773 got an overlay area code 872. With the addition of 872, even the local phone calls in Chicago started demanding 10-digit dialing, in addition to the prefix 1 (that doesn’t apply to mobile phones).

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312 Area Code Map

Here is the map for this area code that belongs to downtown Chicago in the state of Illinois.

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How can I get an 312 number?

Now that you know what area code is 312, you’re probably thinking about getting a 312 phone number. Whether you’re starting a business or considering to expand your business in the Chicago area, getting 312 numbers is always a good idea. Having local Chicago numbers is important for any business, because it will help your build a local presence and increase your access to the 2.7 million people that are living in the area.

Chicago is known as one of the best cities in the United States. It is the third largest city in the U.S. and it is the perfect summer destination for tourists. Home to the world’s first modern skyscraper – the Home Insurance Building since 1885, Chicago is now full of breathtakingly beautiful skyscrapers that serve as homes and workplaces to its residents. Chicago is famous for its culture, architecture, food, but it’s also known for the many business opportunities this city holds. As one of the biggest financial centers in the U.S., Chicago is also home to The Loop which is the second-biggest commercial business district in the state. And thanks to the variety of sectors and industries that are thriving in Chicago such as food processing, transportation, manufacturing, health services, as well as information technology, this city is the ideal place to start or grow your business. Contact your mobile network carrier to find out how to get a telephone number area code 312 in order to take your business to this city.

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How do I block unwanted 312 calls?

Are you receiving a lot of 312 area code text messages and calls and you suspect that they’re coming from phone scammers? You can always block the callers and reduce your risk of being scammed. Below are some tips you can try if you want to block unwanted calls:

1. Block the caller on your cellphone: If you’re an iPhone user go to recent calls, tap the “i”, and scroll down to the bottom and click on “block this caller”. If you’re an Android user, again go to your recent calls, find the phone number you want to block, click on details, and “block number”.

2. Use a third-party app that will block the suspicious calls

3. Check with your mobile network carrier to see what are the call-blocking tools they’re offering

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310 Area Code Location, Time Zone, Numbers

If you get a call from someone with a 310 area code, you should know that the person is most likely calling from West Los Angeles, South Bay areas of Los Angeles County, a small part of Ventura County, and Santa Catalina Island. This dialing code was first announced on November 2, 1991, and it was actually created from area code 213. In 2006, area code 424 was also created and added as an overlay to area code 310 which is one of the most popular and prestigious area codes currently.

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202 Area Code Location, Time Zone, Map, Numbers

Established by the American telecommunications company AT&T in October 1947, area code 202 is the only area code that serves Washington, D.C., the capital city of the United States of America, also known as the District of Columbia. After New Jersey was assigned the first 201 area code, Washington was the second numbering plan area that got the 202 area code.