The 312 area code is the well known telephone area code within the North American numbering plan for the city of Chicago. This includes downtown Chicago, which is inclusive of the Chicago Loop. The 312 code marks one of the largest business districts in the United States outside of Midtown Manhattan. The 312 area code is hugely popular, due to its associations with the prestigious city of Chicago.
- The History of the 312 Area Code
- Why do locals and potential customers care about the 312 code?
- How do you set up a 312 area code through registering with Zadarma?
- Exploring the business benefits of the 312 Chicago area code
- How to dial a Chicago 312 number from inside and outside the US
- In summary
The History of the 312 Area Code
The 312 area code dates back to 1947, when it was established and covered the Chicago Metropolitan area. In 1996 the code was then split due to the growing population. Interestingly, the 312 area code was created before the 1960s when touch tone dialing became more common. Area codes that required fewer dial pulses while dialing were faster to enter. These codes were commonly prioritised for the more popular areas of the US like Chicago. Uniquely the 312 area code requires only 6 pulses to dial. Only 1 area code requires fewer pulses than area code 312.
Why do locals and potential customers care about the 312 code?
Certain area codes within the US have become status symbols which can signify success, influence and regional pride. Owning the 312 area code signals deep Chicago roots and can provide an association to its business and culture centric hub, providing a competitor advantage. As a result, the 312 remains in high demand with small to large organisations. These include a wide variety of businesses, including tech start ups, law firms, major corporations, media agencies as well as political offices.
One key advantage is that the code holds longevity and geographic exclusivity whilst helps signal trust, status as well as prestigious regional identity.
How do you set up a 312 area code through registering with Zadarma?
If you own a business and you have potential target customers in and around Chicago, then a 312 area code telephone number could help attract attention. There are many VoIP providers who can offer location specific telephone area codes. Zadarma has been a popular choice for many growing businesses over the last few years. When you purchase a local area code number from Zadarma, you get far more than just a phone number.
Zadarma offers all members access to their additional call benefits including video conferencing, SMS text messaging, as well as a range of call management tools. Users can follow these simple steps to set up the 312 area code.
- You will need to register with Zadarma first of all.
- You will need to fill in your company details to activate your account. This typically includes detailing your business name, address, and contact details.
- Before you can activate your 312 area code phone number, you will be required to top up your account to ensure you have enough funds to pay the number fee.
- Zadarma will then offer a selection of 312 Chicago area code phone numbers for you to choose from.
- You are now ready to connect and activate your chosen 312 area code telephone number.
Exploring the business benefits of the 312 Chicago area code
The 312 area code holds various business benefits, fundamentally portraying businesses with credibility. Businesses don’t actually need to be based in Chicago to gain a 312 telephone area code. The local number can instantly create an implied prestige or societal alignment, without the need of residing locally or having a physical office there. The Chicago local phone number can identify a business, reflecting influence, community identity, and aspiration. Additional competitive advantages are discussed below.
Credibility and presence
The 312 area code facilitates a varied range of industries and significant economic activities. Chicago's downtown is a powerhouse for the finance, insurance, and real estate sectors. The 312 telephone area code can be seen as a symbol of pride and status, heightened by the association of other key orgainsations, with the headquarters of the United Airlines and the University of Chicago all based there, along with global banks and investment firms.
Local marketing impact
Whether your customers are based in Chicago or not, a local 312 number will help with localised marketing initiatives and provide a strong local presence. Having a local area code builds trust and confidence among customers, making them more likely to engage with companies that possess local numbers. Google Maps will also pick up your niche phone number in local Chicago searches, if you have your SEO and Google maps has been optimised effectively.

Cost Effective
Customers can call businesses without worrying about high charges typically linked to international and long-distance calls using 312 area code numbers. This enables customers to make international calls at the cost of a local call. This in turn increases the likelihood of customer engagement and satisfaction. Local area code telephone numbers offer cost savings and scalability, especially with VoIP integration. Furthermore, businesses often find that accessing a virtual number through a cloud VoIP provider, ensures their business stays compliant and accessible.
Call Management & Call Performance Tools
The most fair VoIP providers allow their registered members access to their call management features. Zadarma is one of the limited providers who offers full access to all the features of their PBX phone system to all virtual numbers customers. This PBX phone system provides access to the inbuilt call management and performance tools.
This helps businesses effectively better manage calls. Call performance tools include call forwarding, call stacking, call monitoring, call delegation, call screening, video conferencing, call recording and caller ID. Additionally, Zadarma allows registered members access to their Customer Relationship Management System called Teamsale CRM.
Many business owners have seen improvements within sales deal conversions through the introduction of a PBX phone system. Zadarma has more advanced features available within their PBX phone system that can help improve customer satisfaction. Call statistics, speech recognition and speech analytics tools for instance provide a deeper understanding around call conversations. Call performance monitoring tools like these are valuable to sales and customer service driven businesses.
When every call can affect your revenue, it is vital that each outbound and inbound call to customers or prospective customers, provides the highest quality of customer service. Through the PBX recording call feature, managers can re-listen to calls and use recording as part of training exercises to improve team call performance and customer servicing skills.
A virtual office presence
With a local 312 area code, there is no need for a physical office location within or around Chicago. Once the virtual number with local area code is set up, then the local number can be used alongside a virtual address. This geographical relevance provides a local presence in the vicinity, without your business needing to be physically located there.
Business users can answer 312 area code phone calls and respond to messages when on the go, wherever they are located.This enables employees to work from other remote locations, globally without the need to establish physical office infrastructure and teams within Chicago itself. It also makes it easy to route calls to ensure that no call goes unanswered.
Competitive Growth
Successful businesses are often those that have established reach and local presence, and they often leverage local phone numbers to portray this. Local telephone numbers often enhance business ties with their local community, improving accessibility and customer loyalty. It has been proven that local phone number area codes like the 312 codes, increase call responses.
This theory is due to the sales physiology that prospective customers are more likely to answer or make a phone call if they are familiar with the local area code.
How to dial a Chicago 312 number from inside and outside the US
If you need to call a Chicago phone number with the 312 area code, the dialing format depends on where you are calling from.
When calling from within the United States, you simply dial the three-digit area code followed by the seven-digit local number, for example, 312 XXX XXXX. In some cases the full format 1 + 312 + local number may be required.
If you are calling from outside the United States, you must first dial your country’s international exit code, followed by the US country code (1), the 312 area code, and the seven-digit local number. The general format looks like this: +1 312 XXX XXXX.
This dialing structure allows customers, partners and suppliers around the world to easily reach businesses that use a Chicago 312 number, regardless of their location.
In summary
With a 312 area code Chicago phone number, you can communicate with your teams, employees, clients, or suppliers using any virtual phone system at your own pace. The 312 area code phone number helps businesses establish a local presence in Chicago, ensuring you meet your holistic business communication needs.