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Get a local business phone number in Mount Kisco, NY

Mount Kisco's area code, prefixes and carriers from NANPA records, and how to put a Mount Kisco number in front of your customers.

Area code
914
Exchanges
34NANPA-assigned
Carriers
12
Population
10,698Census 2024 est.

What area code is Mount Kisco, NY?

Mount Kisco village is a Census place in Westchester County, New York, with an estimated 10,698 residents in 2024. All 34 exchanges NANPA lists for its rate center are in area code 914. Mount Kisco is in the Eastern time zone.

According to NANPA's dialing-plan data, local calls within 914 are dialed as ten digits (area code plus number) and toll calls as ten digits (area code plus number).

Area codes with exchanges in Mount Kisco, NY
Area codeExchanges hereShareIn service sinceOverlay withTime zone
91434100%1947noneEastern

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

Mount Kisco exchanges by carrier

12 carriers hold the 34 exchanges assigned to Mount Kisco's rate center. Omnipoint Communications, INC. - NY has the most, with 14. 29 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. Holding a code means NANPA assigned that block of numbers to the carrier for this rate center; individual numbers may since have been ported elsewhere.

Carriers holding exchanges in Mount Kisco, NY
Carrier (NANPA operating company)ExchangesShare
Omnipoint Communications, INC. - NY1441%
Verizon New York, INC.412%
New Cingular Wireless PCS, LLC - DC38.8%
Mcimetro Access Transmission Services LLC - NY38.8%
American Network, INC.25.9%
Level 3 Communications, LLC - NY25.9%
TC Systems, INC. - NY12.9%
Peerless Network of New York, LLC - NY12.9%
Fractel, LLC12.9%
Ucomtel INC.12.9%
Ton80 Communications, LLC12.9%
Cablevision Lightpath, INC. - NY12.9%

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.

Mount Kisco phone prefixes

These are the central office codes NANPA records for Mount Kisco. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 9 of the 34 were assigned in 2020 or later.

Prefixes assigned in Mount Kisco, NY
Area codePrefixes (NXX)
914209, 215, 218, 241, 242, 244, 299, 314, 334, 354, 362, 386, 404, 427, 434, 454, 471, 486, 501, 514, 531, 583, 602, 626, 658, 666, 689, 702, 731, 733, 752, 817, 864, 918

Source: NANPA utilized central office code file.

When Mount Kisco's exchanges were assigned

Assignment dates show when each block of Mount Kisco numbers was added to the local supply.

Mount Kisco, NY: exchanges by decade assigned
Decade assignedExchangesShare
2000s732%
2010s627%
2020s941%

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

What makes a number local to Mount Kisco

NANPA ties every exchange to a rate center. For Mount Kisco that is MOUNTKISCO, so a number from one of these exchanges reads as local to people in and around Mount Kisco.

Keeping an existing Mount Kisco number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 914 when you pick it.

Businesses around Mount Kisco

Mount Kisco is part of the New York-Newark-Jersey City, NY-NJ metro area, home to 19.9 million people in 2024. County Business Patterns counted 562,802 business establishments in the New York, NY-NJ metro area in 2023, employing 8,559,248 people. The largest sectors by establishment count are professional, scientific, and technical services (71,000), retail trade (70,682), and health care and social assistance (65,817).

Selected industries in the New York, NY-NJ metro area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants19,706318,73916.2
Limited-service restaurants18,189193,21310.6
Physician practices15,136159,08410.5
Residential remodelers12,75142,5933.3
Law offices12,736122,2039.6
Dental offices9,58262,1166.5
Supermarkets and grocery stores8,596164,59119.1
Beauty salons8,44436,8824.4

Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.

Business phone service in Mount Kisco

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 Mount Kisco, 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.

The comparison below uses 15 users, the rounded average establishment size in the New York, NY-NJ metro area. At list prices checked September 28, 2026, that is $374.25 a month on Ooma Office Pro and $450.00 on RingCentral RingEX Core. On Callata the same 15 people cost $299.00 a month, less than either per-seat plan.

Monthly list price for a 15-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$299.00$3,588.00
Quo (Starter)$19.00 per user$285.00$3,420.00
Nextiva (Core)$23.00 per user$345.00$4,140.00
Ooma (Office Pro)$24.95 per user$374.25$4,491.00
Dialpad (Standard)$27.00 per user$405.00$4,860.00
RingCentral (RingEX Core)$30.00 per user$450.00$5,400.00

Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.

Frequently asked questions

What area code is Mount Kisco, NY?

914. All exchanges NANPA lists for Mount Kisco are in 914.

How many phone companies have exchanges in Mount Kisco?

12, holding 34 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Mount Kisco business number?

Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.

How much is a business phone line in Mount Kisco?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 15 users come to $299.00 a month. For comparison, 15 users on RingCentral RingEX Core list at $450.00 a month (checked September 28, 2026).