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Get a 519 Area Code Phone Number in London, Ontario
Secure a 519 area code number to establish a strong local presence in Ontario, Canada. Get one for your business from Calilio and start connecting with local customers while streamlining your business communication with advanced VoIP features.

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Where is the 519 Area Code?
The 519 area code covers southwestern Ontario, Canada, including major cities such as London, Windsor, Kitchener, Waterloo, and Guelph. It shares its service region with overlay codes 226, 548, and 382, which are used within the same geographic area to accommodate increasing demand for phone numbers.
Key Locations within the 519 Area Code:
- Major Cities & Communities: London, Windsor, Kitchener, Waterloo, Cambridge, Guelph, Brantford, Sarnia, Woodstock, Stratford, Chatham, Leamington, St. Thomas, Tillsonburg, Goderich
- Counties (Partial or Complete Coverage): Middlesex, Essex, Waterloo, Wellington, Brant, Lambton, Oxford, Perth, Chatham-Kent, Huron, Elgin, Norfolk, Grey, Bruce, Dufferin

Time Zone
The 519 area code, covering southwestern Ontario, falls within the Eastern Time Zone (ET). The region follows Eastern Standard Time (EST, UTC−5) during the winter and shifts to Eastern Daylight Time (EDT, UTC−4) in the summer during daylight saving time.
About the 519 Area Code in Ontario, Canada
The 519 area code was officially established in 1953 as a primary numbering plan for Southwestern Ontario, later expanded with overlays 226, 548, and 382 to support growing telecommunications demand. It serves major urban and industrial centers such as London, Windsor, and Kitchener-Waterloo, which are key to the region’s manufacturing and technology identity.
This region is a major contributor to Ontario’s economy, with the London CMA generating approximately CAD 32.67 billion in GDP (2022), contributing to the province’s total output of over $909.3 billion.
Key Economic Sectors in the 519 Region:
- Manufacturing: Toyota Motor Manufacturing Canada, Stellantis Windsor Assembly, General Motors CAMI Assembly, Ford Motor Company Windsor Engine Plant
- Healthcare: London Health Sciences Center, St. Joseph’s Health Care London, Windsor Regional Hospital, Grand River Hospital
- Education: University of Waterloo, Western University, University of Guelph, University of Windsor
- Agribusiness & Food Production: Cargill, Highbury Canco, Saputo, Parrish & Heimbecker
History of 519 Area Code
519 was among the four area codes launched in 1953. It encompasses Southwestern Ontario, including various cities, towns, and villages. Over the years, these regions have witnessed many changes in the telephonic network sector due to the growing demand for new phone numbers.
Before implementing the 519 number, the entire province was covered by 416. To address the exhaustion of 416, the 519 phone area code was introduced and initially started serving major cities like London, Kitchener, Guelph, and Sarnia. Subsequently, it expanded to cover additional regions such as Chatham-Kent, Cambridge, and Owen Sound.
By the early 2000s, area code 519 had begun to reach its capacity. To alleviate this,226 and 548 were introduced as overlays to ensure adequate coverage and availability of phone numbers for the residents and businesses in Ontario.
Search Virtual Numbers With 519 Area Code
Explore the extensive inventory of virtual numbers with the local 519 on Calilio. Pick your designed identity for your London business.
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Note:
The first USA or Canada local number is free for each user after sign-up. Additional numbers are charged at $2 per number/month.
Some numbers require ID and address verification to comply with local regulations. Certain numbers may also require A2P 10DLC registration to send SMS or MMS to the United States.
Some numbers may not appear in the search results because they are available only upon request and are not generally offered to customers. Please contact Support for assistance.

519 Area Code: Dialing Format, Prefixes & Network Coverage
The 519 area code requires 10-digit dialing (area code + 7-digit number) for all local calls within Southwestern Ontario. For long-distance calls within Canada or the U.S., dial 1 followed by the full 10-digit number. International calls to the 519 area code follow a similar pattern, with the addition of the caller’s country exit code or “+1” before the number.
The 519 area code operates under the North American Numbering Plan (NANP), with major telecom providers such as Bell, Rogers, and Telus serving the region. These carriers assign local numbers through various prefixes like 519-204, 519-252, and 519-432, which are distributed across different parts of Southwestern Ontario.
The 519 area code is also fully compatible with modern VoIP services. Providers like Calilio enable businesses to utilize features such as IVR, automated call routing, and call recording. These tools help streamline communication and maintain a local presence in Ontario without the overhead of a physical office.

Key Features of a 519 Area Code Virtual Phone Number
How to Get a 519 Area Code Virtual Phone Number?
Quickly get a 519 area code virtual phone number by following a few simple steps. Set up your business presence and start making and receiving calls without any complexity.
Create an account on Calilio and log in to your dashboard.
Navigate to the left sidebar and click the plus symbol (+) located next to the Number section.
You will land on the My Number page; select Canada as the country for a 519 area code number.
Select the Number Type and then choose the Capabilities (SMS, Voice, MMS).
Scroll down, select an available number from the list, and click the "Add to Cart" button.
In the final step, enter your name and click Confirm Purchase from the cart to complete payment and activate your virtual number.
Already Have a Local Phone Number with 519 Area Code?
Retain your existing 519 area code number while upgrading to advanced VoIP. Simply port your number with us.

Why Choose Calilio for 519 Ontario Phone Area Code?
Experience reliable VoIP solutions with Calilio’s 519 phone number. We support your London number with seamless connectivity, clear calls, and advanced features to enhance your business communication.
Uninterrupted Connectivity
With Calilio, you’ll rarely experience any connectivity issues. We ensure to keep your business connected to London customers at all times without any disruptions.
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Frequently asked questions
What are the major cities in the 519 area code?
Area code 519 covers major cities in Ontario, including London, Windsor, Montreal, and Kitchener.
What area code is 519 and 613?
What is the Kitchener Area Code?
Where is the 519 and 501 area code?
Is the 519 area code a long distance from Toronto?

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