585 area code — Rochester, NY geographic

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

If a call shows area code 585, the number was issued in the Rochester area — a code active since 2001, on Eastern time. Note that porting and VoIP mean a 585 number can be used from anywhere — the code marks where the number was assigned.

671 central-office prefixes are currently active in this code, spread across 51 code-holding carriers. Thousands-block pooling applies to 507 prefixes, so a single prefix can belong to several carriers. Its prefixes map to 77 distinct rate centers.

NANPA projects numbering capacity to exhaust in 2Q 2035.

585 was created from 716 in 2001.

Dialing: 7D locally, 1+10D to other codes.

To check where a specific 585 number was issued, look up its six-digit prefix; to check who is actually calling, ignore the display and verify through an official callback number — caller ID is assertable and routinely spoofed.

Largest localities in 585

FAQ

Is 585 a toll-free number?

No. 585 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 585 run out of numbers?

NANPA's current forecast projects exhaust in 2Q 2035 — decades of capacity remain.

Why am I getting spam calls from 585 numbers?

Scammers spoof recognizable area codes so calls look local or familiar. A displayed 585 number does not prove the call originated there — see our guide to spotting spoofed calls.

Where is a 585 number from?

585 is assigned to Rochester and surrounding areas of New York in the Eastern time zone. The three digits after the area code (the prefix) narrow it down to a rate center.