864 area code
Greenville area, Eastern Time.Area code 864 covers Greenville, Spartanburg, Anderson and 63 more places in South Carolina, on Eastern Time. 821 covers the same area.
Right now in Greenville
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer)
Calling hours: Every day, 8 AM to 9 PM (the federal rule)
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Where 864 numbers come from
Numbers are issued by rate center, a billing area named for its main town. 864 has 66. Each one's share is how many 864 numbers start there. Its biggest metro area is Greenville-Anderson-Greer, SC.
- Greenville27%
- Spartanburg11%
- Anderson8%
- Greenwood6%
- Seneca3%
- Greer2%
- Laurens2%
- Clemson2%
- Gaffney2%
Also: Easley, Simpsonville, Union, Lyman, Blacksburg, Central, Clinton, Fountain Inn, Pickens, Travelers Rest, Laurens Rural, Piedmont + 45 more
Share of exchanges (blocks of 10,000 numbers). Source: NANPA rate center and exchange reports, November 10, 2026
When can you call an 864 number?
Sales calls to homes and cell phones have legal hours, set by the federal rule. Hold every 864 number to them, since you can't tell a work line from a personal cell.
What applies to 864Every day, 8 AM to 9 PM
- Federal (TCPA and FTC rule)Every day, 8 AM to 9 PMCalls to residential and mobile numbers. Most calls to businesses are exempt from the FTC's rule.47 CFR 64.1200(c)(1); 16 CFR 310.4(c) (opens in a new tab)
Local time comes from the area code, not from where the person is today. Mobiles keep their number when they move. Calling hours here are a guide, not legal advice. Every state's calling hours, with sources
864 and 821
864 went into service on December 3, 1995, split off from 803. 864 and 821 cover the same area, so new numbers can get either code and neighbors can have different area codes. 864 holds 95% of the area's exchanges; 821 holds the rest. Local calls take all 10 digits.
- 1995864 starts
- 2024821 overlay
Source: NANPA area code database
Other South Carolina area codes
All South Carolina area codesCalling a list of 864 numbers?
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864 area code FAQ
What area code is 864?
864 is a South Carolina area code for Greenville, Spartanburg, Anderson, Greenwood and 62 more places.
What time zone is the 864 area code in?
Eastern Time (EST, UTC-5; EDT, UTC-4 in summer).
Is 821 the same as 864?
Same area, different code. 864 and 821 cover the same area (an overlay), so new numbers can get any of them and local calls take all 10 digits.
What are the calling hours for 864 numbers?
Every day, 8 AM to 9 PM, local time, under the federal rule.
When did the 864 area code start?
On December 3, 1995. It was split from 803.
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