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Area code 620

Area code 620 Hutchinson, Kansas

Area code 620 is in Kansas, with numbers assigned in Hutchinson, Garden City, Dodge City and 237 more places. It’s 11:10 PM there now.

State
Kansas4 area codes in Kansas
Time zone
Central and MountainSplit between 2 zones
Exchanges
705240 places
Overlay
NoneThe only code for its area
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Where area code 620 is

Numbers in 620 are assigned to 240 places in 54 counties: Reno County, Montgomery County, Cowley County, Barton County, Crawford County, Lyon County, plus 48 more.

No single place dominates: Hutchinson, the largest, has 4% of the exchanges.

  • Hutchinson28
  • Garden City18
  • Dodge City16
  • Emporia15
  • Pittsburg15
  • Great Bend14
  • Liberal13
  • Coffeyville12
  • Independence10
  • Winfield10
  • Arkansas City10
  • McPherson9
  • Parsons9
  • Fort Scott8
  • Pratt8
  • Chanute7
  • Wellington7
  • Scott City6
  • Ulysses6
  • Kingman6
  • Burlington5
  • Baxter Springs5
  • Medicine Lodge5
  • Hesston5

Phone companies in 620

705 blocks of numbers in 620 are held by 69 phone companies. The most belong to AT&T (149), Lumen (CenturyLink) (70) and Verizon Wireless (59).

Mostly landline: about 51% of blocks belong to local phone and cable companies, 24% to wireless networks and 24% to other carriers.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

620 went into service in 2001, added to the area of 316.

77 new exchanges were assigned since 2021, the latest in January 2026.

Calling 620

620 spans the Central and Mountain time zones: right now it’s 11:10 PM Central and 10:10 PM Mountain. Check which side of the line someone is on before calling early or late.

From elsewhere in the U.S., dial 1, 620 and the 7-digit number.

Nearby area codes

Kansas has 4 area codes: 316, 620, 785 and 913.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 620 area code

Map of the 620 area code around Hutchinson, Garden City and Dodge City, Kansas.

Interactive map © OpenStreetMap contributors

Cities on the map

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Questions about 620

Where is area code 620?

In Kansas, covering Hutchinson, Garden City and Dodge City and other places across 54 counties.

What time zone is 620 in?

Two: Central and Mountain. Right now it’s 11:10 PM Central and 10:10 PM Mountain.

Is 620 an overlay?

No. 620 is the only area code for its area right now.

Which phone companies have 620 numbers?

69 companies hold blocks; the most belong to AT&T, Lumen (CenturyLink) and Verizon Wireless. About 24% of blocks are wireless.

Is 620 running out of numbers?

Not on record. 77 new exchanges have been assigned since 2021.