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Get a local business phone number in Amboy, IL

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

Area code
815
Exchanges
2NANPA-assigned
Carriers
2
Population
2,763Census 2024 est.

Area codes in Amboy

With 2,763 residents in the Census 2024 estimate, Amboy sits in Lee County, Illinois. All 2 exchanges NANPA lists for its rate center are in area code 815. 815 is part of an overlay with 779, so a new local number in Amboy may carry any of those codes depending on which have numbers available. Amboy is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 815 are dialed as 1 plus ten digits and toll calls as 1 plus ten digits.

Area codes with exchanges in Amboy, IL
Area codeExchanges hereShareIn service sinceOverlay withTime zone
8152100%1947779Central

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

Who holds Amboy phone exchanges

2 carriers hold the 2 exchanges assigned to Amboy's rate center. Frontier North, INC. - Il has the most, with 1. 2 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Amboy can come from any of these blocks; once it is yours, porting lets it move between providers.

Carriers holding exchanges in Amboy, IL
Carrier (NANPA operating company)ExchangesShare
Frontier North, INC. - Il150%
Aero North Communications, INC. - Il150%

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 prefixes for Amboy

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Amboy's rate center (AMBOY). None were assigned in 2020 or later.

Prefixes assigned in Amboy, IL
Area codePrefixes (NXX)
815857, 951

Source: NANPA utilized central office code file.

Rate centers and local calling in Amboy

What a caller sees as "local" is the area code plus prefix. In Amboy, those come from the AMBOY rate center, as recorded by NANPA.

New local numbers are drawn from carrier inventory, so the exact 815 numbers available change over time; porting an existing number is free.

Who does business near Amboy

Amboy is part of the Dixon, IL micropolitan area, home to 33,544 people in 2024. County Business Patterns counted 690 business establishments in the Dixon, IL micropolitan area in 2023, employing 10,894 people. The largest sectors by establishment count are retail trade (95), other services (except public administration) (88), and health care and social assistance (86).

Selected industries in the Dixon, IL micropolitan area, 2023
IndustryEstablishmentsEmployeesEmployees per establishment
Full-service restaurants292629.0
Insurance agencies and brokerages20773.9
Limited-service restaurants1950826.7
Drinking places18814.5
Residential remodelers17543.2
General automotive repair shops14——
Physician practices13——
Landscaping services12——

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

A Amboy number on Callata

For $99 a month, Callata puts a team of up to 5 on one plan ($20 for each person after that): up to 3 local numbers, unlimited inbound calls, a pooled allowance of 1,500 outbound US and Canada minutes per user, browser and cell calling, voicemail transcription with urgency triage, recorded calls with AI summaries and business-hours routing, with E911 on every number.

If you already have a number in Amboy, 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 16 users, the rounded average establishment size in the Dixon, IL micropolitan area. At list prices checked September 28, 2026, that is $399.20 a month on Ooma Office Pro and $480.00 on RingCentral RingEX Core. On Callata the same 16 people cost $319.00 a month, less than either per-seat plan.

Monthly list price for a 16-person team
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$319.00$3,828.00
Quo (Starter)$19.00 per user$304.00$3,648.00
Nextiva (Core)$23.00 per user$368.00$4,416.00
Ooma (Office Pro)$24.95 per user$399.20$4,790.40
Dialpad (Standard)$27.00 per user$432.00$5,184.00
RingCentral (RingEX Core)$30.00 per user$480.00$5,760.00

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 Amboy, IL?

815. All exchanges NANPA lists for Amboy are in 815.

How many phone companies have exchanges in Amboy?

2, holding 2 exchanges between them, according to NANPA's 10/01/2026 file.

Can I keep my existing Amboy 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 Amboy?

Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 16 users come to $319.00 a month. For comparison, 16 users on RingCentral RingEX Core list at $480.00 a month (checked September 28, 2026).