620 Area Code — Kansas
620 is a North American Numbering Plan area code for Kansas, the United States. It covers about 607,321 people in 271 towns and 274 ZIP codes, including Hutchinson, Garden City and Dodge City.
| Field | Value |
|---|---|
| Area code | 620 |
| Country | United States (+1) |
| State / province | Kansas |
| Type | Standalone (no other NANP code covers the same towns) |
| Time zone | Central and Mountain |
| Population covered | 607,321 |
| Towns covered | 271 |
| ZIP codes | 274 |
| Approx. centre | 37.708, -97.521 |
Where area code 620 is used
Area code 620 is assigned to Kansas, the United States, inside the North American Numbering Plan. Numbers in the code are written (620) NXX-XXXX at home and +1 620 NXX-XXXX when dialled from outside Canada and the United States. Since the NANP moved to 10-digit dialling you must always include the area code, even for a local call.
Towns and cities in area code 620
The 271 towns below are the largest in the 620 footprint, ranked by population. Every one of them links to its own page with the full list of area codes and ZIP codes for that town.
| Town | County | Population | ZIP codes |
|---|---|---|---|
| Hutchinson | Reno County | 47,704 | 3 |
| Garden City | Finney County | 34,475 | 1 |
| Dodge City | Ford County | 30,967 | 1 |
| Emporia | Lyon County | 27,585 | 1 |
| Pittsburg | Crawford County | 24,907 | 1 |
| Liberal | Seward County | 20,902 | 2 |
| Great Bend | Barton County | 17,798 | 1 |
| Mcpherson | McPherson County | 16,348 | 1 |
| Arkansas City | Cowley County | 15,073 | 1 |
| Winfield | Cowley County | 14,513 | 1 |
| Independence | Montgomery County | 12,953 | 1 |
| Parsons | Labette County | 11,853 | 1 |
Counties covered
| County | ZIP codes |
|---|---|
| Reno County | 15 |
| Crawford County | 13 |
| Sumner County | 12 |
| Cherokee County | 10 |
| Greenwood County | 10 |
| Montgomery County | 10 |
| Cowley County | 9 |
| Lyon County | 8 |
| Marion County | 8 |
| Bourbon County | 7 |
| Allen County | 7 |
| Harper County | 7 |
Nearby area codes
How to dial area code 620
- Within North America: 620 + 7-digit number (620-NXX-XXXX). The leading 1 is optional on a mobile phone and required on most landlines for long-distance.
- From abroad: your country's international prefix, then 1, then 620, then the 7-digit number — for example 00 1 620 NXX-XXXX from most of Europe.
Frequently asked questions
What area code is 620?
620 is a North American Numbering Plan area code assigned to Kansas, the United States. It covers about 607,321 people in 271 towns.
Is 620 a US or Canadian area code?
620 is a United States area code. Canada and the United States share the +1 country code, so both are part of the same numbering plan.
What time zone is area code 620 in?
Area code 620 is in the Central and Mountain time zone.
Do I have to dial 10 digits?
Yes. Every NANP call now requires the area code plus the seven-digit number, even for a local call.