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316 Area Code: Wichita Coverage, History and Dialing Rules

Where area code 316 is, why it is a doughnut code surrounded by 620, and why Wichita is not expected to need a new area code until after 2050.

Ringflow
316 Area Code: Wichita Coverage, History and Dialing Rules
316 area code map and coverage: Wichita and south-central Kansas
Senior Writer:Ringflow Editorial Team
Published:October 30, 2026

Quick answer

Area code 316 serves Wichita and surrounding communities in south-central Kansas. Cities in it include Wichita, Derby, Haysville, Newton, El Dorado and Andover. This guide covers where 316 is, how it came to be, how to dial it and what to know before using a 316 number for a business.

Key Takeaways
  • Area code 316 serves Wichita, Kansas and surrounding communities, including all of Sedgwick County.
  • It is one of the original 1947 area codes and once covered the entire southern half of Kansas.
  • Area code 620 was split from it in 2000 to 2001, so 316 is now an enclave surrounded by 620.
  • There is no overlay, and the area is nowhere near running out of numbers.

Where is area code 316?

Area code 316 covers the city of Wichita and surrounding communities. It includes all of Sedgwick County, plus portions of Butler, Kingman, Reno, Harvey and Sumner counties. Cities in the area include Wichita, Andover, Augusta, Bel Aire, Cheney, Derby, El Dorado, Haysville, Maize, Mulvane, Newton and Valley Center.

Because 620 now surrounds it, 316 is a "doughnut" code: a small area code in the middle of a larger one that was split away from it. For people outside Kansas that makes 316 a quick signal that a caller is in or near Wichita rather than anywhere in the southern half of the state.

CityWhere it is
WichitaLargest city in the area, in Sedgwick County
DerbySedgwick County, a Wichita suburb
HaysvilleSedgwick County, south of Wichita
NewtonHarvey County
El DoradoButler County
AndoverButler and Sedgwick counties

316 area code history

The code has a short, well-documented history. These are the dates that matter:

DateWhat happened
October 1947Area code 316 is assigned to the southern half of Kansas, while the northern half becomes 913.
September 21, 2000NANPA decides to split area code 620 from 316.
February 3, 2001The 620 split begins, and most of southern Kansas moves to the new code.
November 2, 2001Permissive dialing of 316 across southern Kansas ends.

How to dial

Area code 316 has no overlay, so the dialing rules are straightforward. Calls from outside the area use 1 + 316 + the seven-digit number. For local calls, ten-digit dialing works everywhere and is the safe habit, because many phone systems and mobile contacts store numbers with the area code.

If you manage a contact centre or sales team that calls across Kansas, remember that Wichita is 316 but much of the rest of the state is in other codes, such as 620 and 785. Always store the area code with the number.

Will the area code change?

Wichita's area code is nowhere near exhaustion. Under current projections, the area will not need another area code until after 2050. Of the doughnut area code pairs, 316 is the only one that is not currently part of an overlay complex, so a change to local dialing is not expected in the near term.

Time zone and business hours

Wichita and the 316 area observe Central Time. That is one hour behind New York and two hours ahead of Los Angeles. A call placed at 9 AM Central reaches offices as they open.

Using a 316 number for business

A 316 number is the clearest local signal for Wichita and Sedgwick County. For service companies, healthcare offices and shops, the code builds immediate trust with customers who recognise it as home.

Ringflow can assign a 316 number to one person or a whole team, with call forwarding, voicemail-to-email and text messaging on the same number. Porting an existing 316 number is free, and a 14-day free trial lets you try the setup. Number availability varies, so check at signup.

If you also work in nearby areas, see our guides to area code 913, or read how a virtual phone number works and how to add a second business number.

Spam and scam calls

Unsolicited callers who claim to represent a bank, a utility or an agency should be verified through the organisation's official website, never through a number they give you. Do not share one-time codes or financial details by phone. Report scam calls at reportfraud.ftc.gov and register at donotcall.gov.

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FAQ

Area code 316 serves Wichita, Kansas and surrounding communities, including all of Sedgwick County and parts of Butler, Kingman, Reno, Harvey and Sumner counties.

Area code 620 was split from 316 in 2000 to 2001, leaving 316 as a small enclave around Wichita.

No. It is not part of an overlay complex.

Not soon. Current projections say the area will not need another area code until after 2050.

Central Time.


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Ringflow Editorial Team

The Ringflow editorial team covers cloud phone, AI contact center, outbound dialing, and CRM integrations for US sales and support teams.

316 area codeKansasWichitaSedgwick CountyCentral Time Zonedoughnut area code

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Area codes near 316

316 is one of Kansas’s area codes. These cover the same state, so they are the ones worth comparing when you are choosing where a number should look local.

The last 5 entries cover nearby states rather than Kansas, included because Kansas has few published codes.