Get a local business phone number in Lee's Summit, MO

Lee's Summit area codes

Lee's Summit city is a Census place in Jackson County, Missouri, with an estimated 106,419 residents in 2024. NANPA lists 21 exchanges for its rate center across 2 area codes; 816 has the most (20, 95%). 816 is part of an overlay with 975, so a new local number in Lee's Summit may carry any of those codes depending on which have numbers available. Lee's Summit is in the Central time zone.

According to NANPA's dialing-plan data, local calls within 816 are dialed as ten digits (area code plus number) and toll calls as 1 plus ten digits.

Who holds Lee's Summit phone exchanges

8 carriers hold the 21 exchanges assigned to Lee's Summit's rate center. Southwestern Bell has the most, with 10. 16 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. A business number in Lee's Summit can come from any of these blocks; once it is yours, porting lets it move between providers.

Lee's Summit phone prefixes

Each prefix below is a block of up to 10,000 numbers that NANPA assigned to Lee's Summit's rate center (LEESSUMMIT). The earliest assignment date recorded in the file for these codes is 2008. 3 of the 21 were assigned in 2020 or later.

When Lee's Summit's exchanges were assigned

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

Rate centers and local calling in Lee's Summit

NANPA ties every exchange to a rate center. For Lee's Summit that is LEESSUMMIT, so a number from one of these exchanges reads as local to people in and around Lee's Summit.

New local numbers are drawn from carrier inventory, so the exact 816 numbers available change over time; porting an existing number is free.

Businesses around Lee's Summit

Lee's Summit is part of the Kansas City, MO-KS metro area, home to 2.3 million people in 2024. County Business Patterns counted 55,104 business establishments in the Kansas City, MO-KS metro area in 2023, employing 1,016,941 people. The largest sectors by establishment count are health care and social assistance (7,042), professional, scientific, and technical services (6,702), and retail trade (6,258).

Setting up a Lee's Summit business line

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.

Porting a number you already use in Lee's Summit 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.

An 18-person team is the benchmark here, the rounded average establishment size in the Kansas City, MO-KS metro area. Billed per seat at month-to-month list prices (checked September 28, 2026), RingCentral RingEX Core costs $540.00 a month and Ooma Office Pro $449.10. Callata comes to $359.00 a month for 18 users ($99 a month with 5 users included, then $20 per additional user), below both.