CallataGuides

Area code 585

Where 585 is, how it is dialed, which carriers hold its numbers and how many of its codes are in use, from NANPA's 10/01/2026 files.

State
NY
In service
2001
Assigned codes
675of 800 possible
Carriers
53

Area code 585 at a glance

585 is one of 23 geographic area codes serving New York; NANPA records its in-service date as November 15, 2001. It is not part of an overlay, so every number in its territory starts with 585. It is in the Eastern time zone. The places with the most assigned exchanges include Rochester, East Rochester, Batavia, Webster, and Fairport. By population, its largest named places are Rochester, Henrietta, Webster, Victor, and Batavia.

Area code 585: NANPA facts
ItemValue
StateNew York
In service sinceNovember 15, 2001
Assigned by NANPAMarch 23, 2001
OverlayNo
Parent area code (NANPA)716
Time zoneEastern
Local calls within the codeseven digits
Assigned central office codes675
Rate centers with codes78
Carriers holding codes53
Pooled codes508
Codes assigned since 2020124
Relief planning in progressNo

Source: NANPA NPA report and utilized central office code file, both dated 10/01/2026.

Places served by 585

585 holds 5.6% of the 12,049 central office codes assigned in New York, the 14th most of the state's 23 codes. 63 Census places could be matched to rate centers with 585 exchanges; the most populous are Rochester (207,000), Henrietta (49,450), Webster (45,343), and Victor (16,159). For a storefront or service area inside 585, the place pages show which prefixes are rated local there.

Most populous places with 585 exchanges
PlacePopulation (2024)Area codesExchangesCarriers
Rochester, NY207,28258529538
Henrietta, NY49,450585129
Webster, NY45,343585144
Victor, NY16,15958586
Batavia, NY15,0715852515
Olean, NY13,614585, 7162812
Geneseo, NY10,41058585
Alden, NY10,198585, 71654
Hamlin, NY8,61958522
Le Roy, NY7,56558544
Livonia, NY7,51558533
Brockport, NY7,48958564
Albion, NY7,41458587
Avon, NY7,03558533
Wellsville, NY6,927585127

Population: Census Vintage 2024 estimates for the matched place. Exchanges and carriers: NANPA utilized code file.

How calls are dialed in 585

According to NANPA's dialing-plan data, local calls within 585 are dialed as seven digits and toll calls as seven digits. Seven-digit local dialing is still permitted here, but customers calling from other area codes, and every mobile contact list, use all ten digits.

Phone companies in area code 585

53 carriers hold the 675 central office codes assigned in 585. Frontier Telephone of Rochester, INC. has the most, with 183 (27%). 508 of the codes (75%) are pooled, meaning the code holder shares blocks of 1,000 numbers with other carriers instead of using all 10,000 itself. Numbers can move between carriers through porting, so a code's holder tells you where the block started, not where every number lives now.

Largest code holders in area code 585
Carrier (NANPA operating company)ExchangesShare
Frontier Telephone of Rochester, INC.18327%
Cellco Partnership d/b/a Verizon Wireless - NY6910%
Onvoy, Llc- NY568.3%
New Cingular Wireless PCS, LLC - DC477.0%
Verizon New York, INC.395.8%
Paetec Itel, LLC345.0%
Omnipoint Communications, INC. - NY334.9%
TWC Ip Enabled Services, LLC223.3%
Bandwidth.com CLEC, LLC - NY213.1%
Onvoy Spectrum, LLC172.5%
Level 3 Communications, LLC - NY142.1%
Level 3 Telecom of New York, LP - NY131.9%

Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.

Local calling areas in 585

NANPA assigns each central office code to a rate center, the local calling area that decides whether a call is local or toll. 585 has codes in 78 rate centers. The table lists the rate centers with the most codes, with the matching Census place where the abbreviation could be matched.

Rate centers in area code 585 by assigned codes
Rate center (NANPA)PlaceCodes
ROCHESTERRochester, NY295
EROCHESTEREast Rochester, NY29
BATAVIABatavia, NY25
WEBSTERWebster, NY14
FAIRPORTFairport, NY13
OLEANOlean, NY13
WELLSVILLEWellsville, NY12
HENRIETTAHenrietta, NY12
CANANDAGUAnot matched9
GENESEOGeneseo, NY8
ALBIONAlbion, NY8
VICTORVictor, NY8
W WEBSTERnot matched7
SPENCERPTSpencerport, NY7
BROCKPORTBrockport, NY6
DANSVILLEDansville, NY5
MIDDLEPORTMiddleport, NY5
WARSAWWarsaw, NY5
CALEDONIACaledonia, NY5
BLISSnot matched5
HONEOYEFLSHoneoye Falls, NY5
ATTICAAttica, NY5
EASTAURORAEast Aurora, NY5
HOLLEYHolley, NY4
FILLMOREnot matched4

Top 25 of 78 rate centers.

How full is area code 585?

An area code has 800 possible central office codes that start with 2 through 9, a few of which are reserved (such as N11 service codes and 555). 675 are assigned in 585, 84% of 800. 124 were assigned in 2020 or later.

Area code 585: central office codes by decade assigned
Decade assignedExchangesShare
2000s9830%
2010s10031%
2020s12439%

Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.

Getting a 585 number for your business

Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.

If you already have a number in area code 585, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.

Frequently asked questions

Where is area code 585?

585 is a geographic area code in New York. Places with the most assigned exchanges include Rochester, East Rochester, Batavia, and Webster.

What time zone is area code 585 in?

NANPA lists 585 in the Eastern time zone.

When did area code 585 go into service?

NANPA records an in-service date of November 15, 2001. The code was assigned on March 23, 2001.

Is 585 an overlay area code?

No. NANPA does not list 585 as part of an overlay.

Can my business get a 585 phone number?

Callata includes up to 3 local numbers on its $99/month plan (5 users included). Which 585 numbers are open depends on carrier inventory when you choose, and you can port an existing number for free.