Area Code Lookup
What Area Code Is Carlsbad?
2 area codes serve Carlsbad
Carlsbad is served by area codes 325, 575. It spans Texas and New Mexico.
Area Codes Serving Carlsbad
Frequently Asked Questions
What area code is Carlsbad?
Carlsbad is served by area codes 325, 575.
Why does Carlsbad 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). Carlsbad now has 2 area codes — 325 and 575 — covering the same or overlapping areas.
How do I call Carlsbad from outside the US?
To call Carlsbad from abroad, dial +1 followed by the area code and 7-digit local number (e.g. +1-325-XXX-XXXX). The +1 is the country code for all NANPA countries.