Caller ID for
Area code 336
Area code 336 Greensboro, North Carolina
Area code 336 is in North Carolina, with numbers assigned in Greensboro, Winston-Salem, High Point and 49 more places. It’s 12:11 AM there now.
- State
- North Carolina10 area codes in North Carolina
- Time zone
- Eastern12:11 AM there now
- Exchanges
- 78352 places
- Overlay
- 743Same area, 10-digit dialing
- No sign-up
- We never contact the number
- Spam risk included
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Where area code 336 is
Numbers in 336 are assigned to 52 places in 19 counties: Guilford County, Forsyth County, Randolph County, Davidson County, Alamance County, Rockingham County, plus 13 more.
Greensboro has the most, 24% of the exchanges; the rest are spread across 51 other places.
- Greensboro188
- Winston-Salem145
- High Point53
- Burlington51
- Lexington29
- Asheboro29
- Reidsville20
- North Wilkesboro14
- Roxboro13
- Elkin11
- Kernersville11
- Mount Airy11
- Thomasville8
- Summerfield6
- Madison6
- Eden6
- West Jefferson5
- Gibsonville5
- Dobson4
- Ruffin4
- Yanceyville4
- Mocksville4
- Randleman4
- Yadkinville4
Phone companies in 336
783 blocks of numbers in 336 are held by 41 phone companies. The most belong to AT&T (163), Verizon Wireless (90) and T-Mobile (72).
A mix: about 28% wireless, 46% local phone and cable and 26% other carriers, including internet phone services.
A block’s holder is the company it was first assigned to; numbers can move to other carriers since.
History and overlays
336 went into service in 1997, added to the area of 910.
743 (since 2016) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.
9 new exchanges were assigned since 2021, the latest in May 2026.
Calling 336
It’s 12:11 AM Eastern time in 336 right now.
From elsewhere in the U.S., dial 1, 336 and the 7-digit number; inside the area, all 10 digits too.
Nearby area codes
North Carolina has 10 area codes: 252, 336, 472, 704, 743, 828, 910, 919, 980 and 984.
- 704 · Charlotte, NC · about 71 mi
- 980 · Charlotte, NC · about 72 mi
- 919 · Raleigh, NC · about 76 mi
- 984 · Raleigh, NC · about 76 mi
- 472 · Laurinburg, NC · about 102 mi
- 276 · Norton, VA · about 106 mi
From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.
Map of the 336 area code
Map of the 336 area code around Greensboro, Winston-Salem and High Point, North Carolina.
Cities on the map
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Questions about 336
Where is area code 336?
In North Carolina, covering Greensboro, Winston-Salem and High Point and other places across 19 counties.
What time zone is 336 in?
Eastern time. It was 12:11 AM there when this page loaded.
Is 336 an overlay?
Yes. 743 serves the same area, so dial all 10 digits for local calls.
Which phone companies have 336 numbers?
41 companies hold blocks; the most belong to AT&T, Verizon Wireless and T-Mobile. About 28% of blocks are wireless.
Is 336 running out of numbers?
Not on record. 9 new exchanges have been assigned since 2021.