Find the last 4 digits (ZIP+4) for an address in 29321

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ZIP Code 29321 – Buffalo, SC

Buffalo, South Carolina · Union County · Eastern time

ZIP code29321
CityBuffalo
StateSouth Carolina
CountyUnion County
Population3,236
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area39.32 sq mi
Center (lat, long)34.7147, -81.7411

Area codes in this area

821864

These are the area codes that most often serve ZIP 29321 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

29374 Pauline · 7.8 mi29379 Union · 8.1 mi29331 Cross Anchor · 8.2 mi29395 Jonesville · 9.2 mi29353 Jonesville · 9.6 mi29335 Enoree · 10.1 mi29372 Pacolet · 13 mi29302 Spartanburg · 13.1 mi

About ZIP 29321

ZIP code 29321 is assigned to Buffalo, South Carolina. It lies in Union County. Its Census area covers about 39.32 square miles of land. The closest neighboring ZIP is 29374 (Pauline), about 7.8 miles away.

Every address in 29321 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources