ZIP code · Myrtle Beach · South Carolina · United States

ZIP code 29578 — Myrtle Beach

ZIP code 29578 serves Myrtle Beach, South Carolina.

Postal code: 29578
Single source Value from one source, not cross-checked.
City: Myrtle Beach
County: Horry
State: South Carolina
Country: United States
Coordinates: 33.7389, -78.9996 — precision precise (locality)
View on OpenStreetMap
USDA hardiness zone: 8b (15 to 20 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone: America/New_York (UTC−5 / UTC−4 DST)
Area codes: 843, 854
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Tools: compare 29578 with another ZIP · ZIPs within 25 miles · distance from 29578

Climate — monthly normals

Warmest month Jul (avg high 91°F), coldest Jan (avg low 35°F).

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Avg high °F	58	61	68	76	83	88	91	89	85	77	68	61
Avg low °F	35	38	44	52	61	69	72	71	66	55	44	39
Precip in	4.3	3.6	3.8	3.2	3.3	5.3	6.9	7.8	6.0	3.8	3.2	4.0

NOAA 1991–2020 climate normals from the nearest station: CONWAY (7.1 mi) · NOAA NCEI

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page