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Updated 2023 Census Data · 408 Active Codes

The Modern Area CodeDirectory for North America

Look up any US, Canadian, or Caribbean area code in seconds. Fresh 2023 census data, county-by-county coverage, real carrier info, time zones, and spam-call risk — all in one fast, clean place.

408
Active area codes
51
US states covered
68
Country codes
2023
Census data vintage

Popular Area Codes

The most-searched US and Canadian area codes — click through for full details.

Why AreaCodeCentral

The legacy area-code directories were built two decades ago and never updated. We rebuilt the experience from scratch with current data and modern UX.

Fresh 2023 Census Data
Every county and city population figure is sourced from the 2022 American Community Survey 5-year estimates, not stale 2010 numbers.
County-Level Coverage
For every geographic code we show the full list of counties served, with population share and prefix distribution. Not just a one-line summary.
Spam & Scam Risk Score
We flag high-fraud area codes (like 876 Jamaica) so you know which calls to treat with caution — not just which city a number comes from.
Carrier Lookup
Real carrier and line-type info (Verizon, T-Mobile, AT&T, VoIP, landline, cable) using FCC number-pooling data — no fake 'powered by Intelius' upsell.
Clean, Open Data
Every record is sourced from NANPA, FCC, US Census, and Statistics Canada. We publish our sources on every page — no black boxes.
Lightning Fast
Pre-rendered pages with edge caching. Every area code page loads in under 200ms — no PHP-era wait times.

How area codes actually work

The North American Numbering Plan (NANP) divides the US, Canada, and 20+ Caribbean territories into geographic area codes, each typically covering a city, region, or entire state. Every phone number follows the format(NPA) NXX-XXXX — three digits for the area code, three for the central office prefix, and four for the subscriber line.

When you see a call come in from an unfamiliar area code, the prefix alone won't tell you who is calling (because of number portability), but it does tell you where the number was originally assigned — and that's usually enough to spot suspicious rings. AreaCodeCentral gives you that context instantly.

Beyond geography, there are also non-geographic codes: toll-free (800, 888, 877, 866, 855, 844, 833), premium-rate (900, 976), and special services (711 for telecom relay, 988 for the Suicide & Crisis Lifeline). We cover all of them.

Read the full guide
Anatomy of a US/Canada phone number
The standard 10-digit NANP format
(212) 555-0123
NPA
Area code
(geographic or service)
NXX
Central office prefix
(exchange)
XXXX
Subscriber line
(the actual phone)

Note: the middle digit of an area code must be 0–8 (the "N" pattern). The first digit of any 3-digit block is always 2–9 (the "N" pattern). That's why area codes never start with 0 or 1.

Frequently Asked Questions