Area Code Lookup
What Area Code Is Troy?
6 area codes serve Troy
Troy is served by area codes 248, 518, 636, 838, 910, 937. It spans Michigan and New York and Missouri and North Carolina and Ohio.
Area Codes Serving Troy
Frequently Asked Questions
What area code is Troy?
Troy is served by area codes 248, 518, 636, 838, 910, 937.
Why does Troy 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). Troy now has 6 area codes — 248 and 518 and 636 and 838 and 910 and 937 — covering the same or overlapping areas.
How do I call Troy from outside the US?
To call Troy from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-248-XXX-XXXX). The +1 is the country code for all NANPA countries.