One of the fastest-growing and most affluent suburbs of Kansas City, Lee’s Summit is a family-friendly city in southeastern Jackson County known for its charming historic downtown and its lakes. It shares the KC metro’s area codes. This guide breaks down Lee’s Summit’s 816 and 975 codes, the required 10-digit dialing, major ZIP codes, and local scam warnings.
Lee’s Summit Area Codes at a Glance
| Detail | Information |
|---|---|
| Primary Area Code(s) | 816 |
| Overlay Area Code(s) | 975 |
| Time Zone | Central Time (CT) – CST / CDT |
| Major County | Jackson County |
| Region | Greater Kansas City |
| Dialing Format | 10-digit dialing required |
Area Code Breakdown & Regional Mapping
816 – Kansas City & NW Missouri Code
Area code 816 is the Kansas City and northwestern Missouri code, covering Lee’s Summit and southeastern Jackson County as part of the Greater Kansas City region. A 816 number ties Lee’s Summit into the KC metro.
975 – Kansas City Overlay
Area code 975 is the new overlay for the 816 region, layered over the same Kansas City-area geography. New Lee’s Summit lines may be issued a 975 number, fully local to existing 816 numbers.
Neighborhoods & Local Coverage
Lee’s Summit’s 816/975 codes cover a prosperous suburb anchored by a beautifully restored Downtown around the historic railroad depot, filled with boutiques, restaurants, and a lively farmers market. The walkable core has become one of the most popular main-street districts in the Kansas City metro.
Beyond downtown, the same codes reach the master-planned New Longview and Longview Lake communities, the Summit Fair shopping district, and the growing subdivisions spreading south and east across Jackson County. As part of Greater Kansas City, Lee’s Summit shares the 816/975 codes with the metro.
Local Dialing Rules & International Format
Lee’s Summit and the 816 region have required 10-digit dialing since the 975 overlay was introduced — always dial the area code plus the 7-digit number. Neighboring Independence and Blue Springs share the same 816/975 codes.
Lee’s Summit is in the Central Time Zone (CST/CDT), like all of Missouri. To call the city from outside the United States, dial your country’s exit code, then the U.S. country code +1, followed by the 10-digit number (for example, +1 816 XXX-XXXX). From inside the U.S. and Canada, simply dial 1 before the 10-digit number for long-distance calls.
Major ZIP Codes Covered
The 816 service area spans many of Lee’s Summit’s core ZIP codes, including 64063, 64064, 64081, 64082, and 64086.
Spam & Scam Call Warnings in Lee’s Summit
Lee’s Summit residents report neighbor-spoofing robocalls faking a local 816 prefix, plus tech-support and fake-investment scams targeting the area’s affluent households. Fake utility-shutoff and delivery scams are also common.
| Scam Type | What to Watch For |
|---|---|
| Neighbor Spoofing | Calls that mimic a local 816 prefix to look familiar. |
| Utility / Toll Scams | Threats to shut off power or demand toll payment via gift cards. |
| IRS / Government | Robocalls claiming legal action — agencies never call to demand instant payment. |
Red flag: Any caller who pressures you to pay immediately with gift cards, wire transfers, or cryptocurrency is almost certainly running a scam. Hang up and verify through an official number.
↑ See the complete list of All US Area Codes by State for every code across the country.
Nearby & Related Missouri Cities
Frequently Asked Questions
What area code is Lee’s Summit, MO?
Lee’s Summit uses area code 816 and its new overlay 975, shared across Greater Kansas City.
Does Lee’s Summit have the same area code as Blue Springs?
Yes. Lee’s Summit, Blue Springs, and Independence all use 816/975 across the KC metro.
Do I need to dial 10 digits in Lee’s Summit?
Yes. With the 975 overlay active, all local calls in the 816 region require 10-digit dialing.
What time zone is Lee’s Summit in?
Lee’s Summit is in the Central Time Zone (CST/CDT), like all of Missouri.
Stay Safe & Explore More
- Verify an unknown caller in our Scam Alerts directory.
- Comparing nationwide numbers? See our Toll-Free Numbers guides.