Area code 1-519, Telephone prefix in southwestern Ontario, Canada
Area code 1-519 is a telephone prefix covering southwestern Ontario and serves cities such as London, Kitchener, and Windsor. It spans urban centers as well as smaller towns and rural areas throughout this part of the province.
The prefix was introduced in 1953 as part of the North American Numbering Plan. In 2013, the overlay code 226 was added to meet growing demand for telephone numbers in the region.
The region includes educational centers like the University of Western Ontario and numerous manufacturing facilities that shape the local industrial landscape.
Calls within the same prefix require only the seven-digit number. For calls coming from outside the region, dialing the full ten-digit number is necessary.
The prefix currently employs 779 different combinations, ranging from 519-200-XXXX through 519-999-XXXX, serving 315 distinct municipalities.
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