Area Code Lookup
What Area Code Is Guelph?
2 area codes serve Guelph · Ontario
Guelph is served by area codes 226, 519. It is located in Ontario.
Area Codes Serving Guelph
Frequently Asked Questions
What area code is Guelph?
Guelph is served by area codes 226, 519. It is located in Ontario.
Why does Guelph have multiple area codes?
As demand for phone numbers increased, NANPA added area codes through splits (dividing the region) or overlays (layering a new code over the same geography). Guelph now has 2 area codes — 226 and 519 — covering the same or overlapping areas.
How do I call Guelph from outside the US?
To call Guelph from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-226-XXX-XXXX). The +1 is the country code for all NANPA countries.