Get a local business phone number in Macomb, IL

What area code is Macomb, IL?

With 14,765 residents in the Census 2024 estimate, Macomb sits in McDonough County, Illinois. All 23 exchanges NANPA lists for its rate center are in area code 309. 309 is part of an overlay with 861, so a new local number in Macomb may carry any of those codes depending on which have numbers available. Macomb is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 309 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Phone carriers in Macomb

15 carriers hold the 23 exchanges assigned to Macomb's rate center. Frontier North, INC. - Il has the most, with 5. 20 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.

Local prefixes for Macomb

A prefix (NXX) is the three digits after the area code. Numbers starting with these prefixes are rated as local to Macomb. The earliest assignment date recorded in the file for these codes is 2003. 3 of the 23 were assigned in 2020 or later.

When Macomb's exchanges were assigned

The table groups Macomb's exchanges by the decade NANPA recorded them as assigned.

How local numbers work in Macomb

Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. Macomb's numbers are rated to the MACOMB rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a Macomb number.

Keeping an existing Macomb number costs nothing on Callata, because porting is free; a new number depends on what carriers have open in 309 when you pick it.

Who does business near Macomb

Macomb is part of the Macomb, IL micropolitan area, home to 26,662 people in 2024. County Business Patterns counted 611 business establishments in the Macomb, IL micropolitan area in 2023, employing 8,590 people. The largest sectors by establishment count are retail trade (92), other services (except public administration) (87), and accommodation and food services (72).

Business phone service in Macomb

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.

Porting a number you already use in Macomb is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.

AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.

Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Macomb, IL micropolitan area, 14 users on RingCentral RingEX Core come to $420.00 a month and on Ooma Office Pro $349.30, at month-to-month list prices checked September 28, 2026. Callata comes to $279.00 a month for 14 users ($99 a month with 5 users included, then $20 per additional user), below both.