Numbering geography
Area Code Maps
Open maps from the numbering administrators to see approximate area-code boundaries and overlays. The maps describe numbering areas, not where a caller is now.
United States
NANPA’s US state-by-state area-code maps.
Open NANPA mapsCanada
Canadian Numbering Administrator maps by province and territory.
Open Canadian mapsOther +1 countries
NANPA maps and location tables for NANP countries and territories.
Open country mapsWhy a map cannot locate a caller
People keep numbers when they move, and caller ID can be spoofed. An area-code map describes where a code was assigned, not where a call originated.