Area Code Lookup
What Area Code Is Towson?
2 area codes serve Towson · Maryland
Towson is served by area codes 410, 443. It is located in Maryland.
Area Codes Serving Towson
Frequently Asked Questions
What area code is Towson?
Towson is served by area codes 410, 443. It is located in Maryland.
Why does Towson 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). Towson now has 2 area codes — 410 and 443 — covering the same or overlapping areas.
How do I call Towson from outside the US?
To call Towson from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-410-XXX-XXXX). The +1 is the country code for all NANPA countries.