Area code
Area code 336 — Greensboro, NC
North Carolina · in service since December 15, 1997
Area code 336 covers parts of North Carolina; the place with the most of its prefixes is Greensboro. It is an overlay: 743 serves the same area, so neighbors can have different area codes.
Overlay, same area: 743
Local time in Greensboro
Spam reports from Sep 23 – Oct 22, 2026
High #94 of 461 codes
729 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneEastern Time
- Local calls10 digits
- Prefixes800 assigned
- Runs out~2Q 2071
- Unwanted call?Block & report
Spam call reports about 336 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 51 |
| Sep 14 | 162 |
| Sep 21 | 148 |
| Sep 28 | 157 |
| Oct 5 | 86 |
| Oct 12 | 142 |
| Oct 19 (4 days) | 248 |
Compared with all codes
- Robocalls
- 52%all codes 75%
- Callers with the same code
- 69%all codes 35%
- Rank by complaints
- #94of 461 · top quarter
- FCC complaints, Oct 2025 – Sep 2026
- 7911 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Medical & prescriptions | 117 12% | |
| Calls pretending to be government, businesses, or family and friends | 85 9% | |
| Reducing your debt (credit cards, mortgage, student loans) | 72 7% | |
| Dropped call or no message | 45 5% | |
| Vacation & timeshares | 28 3% | |
| Warranties & protection plans | 16 2% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| North Carolina | 820 82% | |
| California | 17 2% | |
| Florida | 16 2% | |
| Ohio | 14 1% | |
| Texas | 12 1% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 336 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| GREENSBORO | Greensboro | Guilford County | 188 |
| WINSTN SAL | Winston-Salem | Forsyth County | 145 |
| HIGH POINT | High Point | spans 4 counties | 53 |
| BURLINGTON | Burlington | spans 2 counties | 51 |
| ASHEBORO | Asheboro | Randolph County | 29 |
| LEXINGTON | Lexington | Davidson County | 29 |
| REIDSVILLE | Reidsville | Rockingham County | 20 |
| NOWILKESBO | North Wilkesboro | Wilkes County | 14 |
| ROXBORO | Roxboro | Person County | 13 |
| ELKIN | Elkin | spans 2 counties | 11 |
Plus 78 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- North Carolina
- Assigned by NANPA
- December 10, 1997
- Created from
- 910
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-475, PL-469, PL-114, PL-100
Source: NANPA, NPA database of Oct 24, 2026.
Is 336 running out of numbers?
Previous forecast (October 2025): 2065, moved later by 6 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 336 prefixes
The five largest of 50 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Southern Bell Tel & Tel | 166 21% | |
| Verizon Wireless | 90 11% | |
| T-Mobile USA | 63 8% | |
| Brightspeed Of North Carolina, LLC | 58 7% | |
| New Cingular Wireless PCS, LLC | 46 6% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 336
What area code is 336?
A North Carolina area code, in service since December 15, 1997.
Where is 336 area code, and what time zone is it in?
Greensboro, NC; Eastern Time.
Why am I getting spam calls from 336?
729 FTC complaints from Sep 23 – Oct 22, 2026, most often about medical & prescriptions (not verified by the FTC; caller ID can be spoofed).
Will 336 get a new area code?
NANPA forecasts exhaust in 2Q 2071; no relief planning listed.