Area code
Area code 707 — Santa Rosa, CA
California · in service since 1959
Area code 707 covers Santa Rosa, CA. It is an overlay: 369 serves the same area, so neighbors can have different area codes.
Overlay, same area: 369
Local time in Santa Rosa
Spam reports from Sep 23 – Oct 22, 2026
High #17 of 461 codes
1,219 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zonePacific Time
- Local calls1 + 10 digits
- Prefixes800 assigned
- Runs out~2Q 2070
- Unwanted call?Block & report
Spam call reports about 707 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 85 |
| Sep 14 | 309 |
| Sep 21 | 239 |
| Sep 28 | 223 |
| Oct 5 | 345 |
| Oct 12 | 299 |
| Oct 19 (4 days) | 208 |
Compared with all codes
- Robocalls
- 76%all codes 75%
- Callers with the same code
- 26%all codes 35%
- Rank by complaints
- #17of 461 · top tenth (most complaints)
- FCC complaints, Oct 2025 – Sep 2026
- 1437 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 624 37% | |
| Dropped call or no message | 130 8% | |
| Calls pretending to be government, businesses, or family and friends | 94 6% | |
| Warranties & protection plans | 94 6% | |
| Energy, solar, & utilities | 34 2% | |
| Medical & prescriptions | 16 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| California | 642 38% | |
| Florida | 86 5% | |
| Illinois | 81 5% | |
| Texas | 74 4% | |
| New York | 65 4% |
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 707 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| SANTA ROSA | Santa Rosa | Sonoma County | 145 |
| FRFLD-SUIS | Fairfield | Solano County | 56 |
| VALLEJO | Vallejo | Solano County | 50 |
| NAPA | Napa | Napa County | 43 |
| VACAVILLE | Vacaville | Solano County | 37 |
| EUREKA | Eureka | Humboldt County | 36 |
| PTLM MAIN | — | — | 29 |
| UKIAH | Ukiah | Mendocino County | 22 |
| BENICIA | Benicia | Solano County | 21 |
| SONOMA | Sonoma | Sonoma County | 16 |
Plus 65 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- California
- Assigned by NANPA
- 1959
- Created from
- 415
- Local dialing
- 1 + 10 digits (NANPA: 1+10D)
- NANPA planning letters
- PL-599, PL-556, PL-544, PL-421, PL-238, PL-210, PL-159
Source: NANPA, NPA database of Oct 24, 2026.
Is 707 running out of numbers?
Previous forecast (October 2025): 2073, moved earlier by 3 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 707 prefixes
The five largest of 37 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Pacific Bell | 225 28% | |
| Onvoy, LLC | 96 12% | |
| New Cingular Wireless PCS, LLC | 67 8% | |
| Level 3 Communications, LLC | 58 7% | |
| Verizon Wireless | 55 7% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 707
What area code is 707?
A California area code, in service since 1959.
Where is 707 area code, and what time zone is it in?
Santa Rosa, CA; Pacific Time.
Why am I getting spam calls from 707?
1,219 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 707 get a new area code?
NANPA forecasts exhaust in 2Q 2070; no relief planning listed.