580 area code — Lawton, OK geographic

Data: NANPA public reports, current as of July 28, 2026.

If a call shows area code 580, the number was issued in the Lawton area — a code active since 1997, on Central time. Note that porting and VoIP mean a 580 number can be used from anywhere — the code marks where the number was assigned.

730 central-office prefixes are currently active in this code, spread across 49 code-holding carriers. Thousands-block pooling applies to 490 prefixes, so a single prefix can belong to several carriers. Its prefixes map to 255 distinct rate centers.

NANPA projects numbering capacity to exhaust in 3Q 2029.

580 was created from 405 in 1997.

Dialing: 7D locally, 7D to other codes.

Worth noting: 580 is covers more rate centers (255) than any other Oklahoma area code; it is also projected by NANPA to exhaust its numbering capacity by 3Q 2029.

Use this page to decode where 580 numbers come from — and remember that spoofing means the screen can lie about everything except your own caution.

Largest localities in 580

FAQ

Where is a 580 number from?

580 is assigned to Lawton and surrounding areas of Oklahoma in the Central time zone. The three digits after the area code (the prefix) narrow it down to a rate center.

Is 580 a toll-free number?

No. 580 is a geographic code; calls are billed like any other domestic call. Toll-free codes are 800, 833, 844, 855, 866, 877 and 888.

Will 580 run out of numbers?

NANPA's current forecast projects exhaust in 3Q 2029, so a new overlay is likely to be planned.

Why am I getting spam calls from 580 numbers?

Scammers spoof recognizable area codes so calls look local or familiar. A displayed 580 number does not prove the call originated there — see our guide to spotting spoofed calls.