Buffalo Kansas Area Code
One area code covers Buffalo: 620.
The code covering Buffalo
| Area code | Primarily serves | In service |
|---|---|---|
| 620 | Hutchinson | 2001 |
Scope the codes matched to Buffalo. Source geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot) and LocalCallingGuide NPA list (2026-07 NPA list). Updated . Overlay relationships come from the numbering-plan authority; the place match is computed.
Which part of town has which code
Buffalo has a single code, so there is nothing to divide — every local line carries 620.
ZIP codes for the same city
Postal geography is organised separately from telephone geography, so Buffalo’s 1 ZIP code do not map onto the codes above. They are listed in full, with the county each falls in, on the postal side of the site.
Nearby places with different codes
These are the closest places to Buffalo whose area codes are not the same set. If you are near one of them, a local number may carry a code that is not on the list above.
| City | Distance | Their area codes |
|---|---|---|
| Westphalia Kansas area codes | 35 mi | 785 |
| Blue Mound Kansas area codes | 46 mi | 620, 913 |
| Garnett Kansas area codes | 47 mi | 785 |
| Waverly Kansas area codes | 48 mi | 785 |
| Lebo Kansas area codes | 50 mi | 620, 785 |
| Richmond Kansas area codes | 54 mi | 785 |
| Williamsburg Kansas area codes | 55 mi | 785 |
| Greeley Kansas area codes | 55 mi | 785 |
Straight-line distance between place reference points, not driving distance.