Area code
Area code 346 — Houston, TX
Texas · in service since July 1, 2014
Area code 346 covers Houston, TX. It is an overlay: 281, 621, 713, 832 serve the same area, so neighbors can have different area codes.
Local time in Houston
Spam reports from Sep 23 – Oct 22, 2026
Average #148 of 461 codes
589 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneCentral Time
- Local calls10 digits
- Prefixes766 assigned
- Runs out~2Q 2039
- Unwanted call?Block & report
Spam call reports about 346 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 37 |
| Sep 14 | 175 |
| Sep 21 | 166 |
| Sep 28 | 131 |
| Oct 5 | 96 |
| Oct 12 | 127 |
| Oct 19 (4 days) | 135 |
Compared with all codes
- Robocalls
- 74%all codes 75%
- Callers with the same code
- 18%all codes 35%
- Rank by complaints
- #148of 461 · middle half
- FCC complaints, Oct 2025 – Sep 2026
- 10931 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 172 20% | |
| Calls pretending to be government, businesses, or family and friends | 109 13% | |
| Dropped call or no message | 75 9% | |
| Medical & prescriptions | 36 4% | |
| Energy, solar, & utilities | 14 2% | |
| Home improvement & cleaning | 13 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Texas | 436 50% | |
| Florida | 55 6% | |
| California | 38 4% | |
| Virginia | 25 3% | |
| New York | 24 3% |
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 346 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| HOUSTON | Houston | spans 4 counties | 176 |
| HSTNSUBURB | — | — | 70 |
| BAMMEL | — | — | 57 |
| LANGHAMCRK | — | — | 49 |
| SPRING | Spring | Harris County | 36 |
| CYPRESS | — | — | 33 |
| RICHMNRNBG | — | — | 27 |
| SUGAR LAND | Sugar Land | Fort Bend County | 22 |
| BAYTOWN | Baytown | spans 2 counties | 20 |
| SATSUMA | — | — | 19 |
Plus 35 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- Texas
- Assigned by NANPA
- April 27, 2013
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-623, PL-453
Source: NANPA, NPA database of Oct 24, 2026.
Is 346 running out of numbers?
Previous forecast (October 2025): 2038, moved later by 1 year.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 346 prefixes
The five largest of 57 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Onvoy, LLC | 133 17% | |
| Aerial Communications, Inc. | 121 16% | |
| New Cingular Wireless PCS, LLC | 88 11% | |
| Verizon Wireless | 73 10% | |
| Bandwidth.com CLEC, LLC | 45 6% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 346
What area code is 346?
A Texas area code, in service since July 1, 2014.
Where is 346 area code, and what time zone is it in?
Houston, TX; Central Time.
Why am I getting spam calls from 346?
589 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 346 get a new area code?
NANPA forecasts exhaust in 2Q 2039; no relief planning listed.