707 Area CodeSanta Rosa, CA
Area code 707 covers Santa Rosa and nearby communities in California, in the Pacific Time (PT) zone, home to about 1.2 million people across 146 cities. It's the only area code for this region, so the three digits alone place the caller.
Overview
- Major City
- Santa Rosa
- State
- California (CA)
- Timezone
- Pacific Time (PT)
- Current Time
- Overlay
- No – unique area code
Where is area code 707?
Area code 707 serves part of Santa Rosa, CA and the surrounding areas. It is a unique area code with no overlays.
Overview of the 707 Area Code
What is the 707 area code?
The 707 area code serves Santa Rosa, California. When you see a 707 number, it indicates a local number within this geographic area.
Why was area code 707 created?
The 707 area code was established to serve the Santa Rosa region in California. It provides telephone number coverage across 146 cities.
Geographic Coverage of the 707 Area Code
The 707 area code serves Santa Rosa and surrounding areas in California. It operates within the Pacific Time (PT) time zone. This area code covers several key cities, including:
- Santa Rosa
- Vallejo
- Fairfield
- Vacaville
- Napa
- Petaluma
Got a call from a 707 number? It came from Santa Rosa, CA. No other area code overlaps the 707 territory, so the prefix alone identifies where the caller is. Inside 707, Santa Rosa holds about 15% of the population; the rest is split across 145 smaller cities.
Santa Rosa Area Code Overview
The 707 area code provides comprehensive telephone coverage for Santa Rosa and its surrounding communities. As the sole area code for this region, it uniquely identifies all local numbers within the service area.
What cities does area code 707 cover?
| City | State | Population | % of Area Code | % of City |
|---|---|---|---|---|
| Santa Rosa | CA | 177,524 | 0% | 100% |
| Vallejo | CA | 123,475 | 0% | 100% |
| Fairfield | CA | 122,646 | 0% | 100% |
| Vacaville | CA | 103,994 | 0% | 100% |
| Napa | CA | 76,921 | 0% | 100% |
| Petaluma | CA | 59,393 | 0% | 100% |
| Rohnert Park | CA | 44,894 | 0% | 100% |
| Suisun City | CA | 29,614 | 0% | 100% |
| Benicia | CA | 26,477 | 0% | 100% |
| Windsor | CA | 25,846 | 0% | 100% |
* Sources: Population – U.S. Census Bureau PEP, Vintage 2024 (SUB-IP-EST2024-POP). Area code assignments – NANPA CO Code data. See our data methodology.
Has area code 707 been reported for unwanted calls?
Yes – 863 unwanted-call complaints were reported to the FTC for numbers showing a 707 area code (May 29 – Jul 2, 2026).
- 67% robocalls
- ↑ 7% vs prior period
Most-reported subjects
- Other39%339
- Reducing your debt (credit cards, mortgage, student loans)28%238
- Dropped call or no message11%91
* Caller ID is easily spoofed, so these figures reflect the number shown on caller ID, not the caller's true location – an area code alone never identifies a caller. The FTC does not verify the facts in these complaints. Source: FTC Do Not Call (DNC) Reported Calls Data, retrieved 2026-07-05.
Which prefixes and exchanges belong to area code 707?
78% assigned to a telco
- 75% Landline
- 25% Wireless
- 0% Unknown
| Prefix | Usage | Carrier |
|---|---|---|
| (707)200- | Landline | Teleport Communications America |
| (707)201- | Landline | American Messaging Services |
| (707)202- | Landline | Level 3 Communications |
| (707)203- | Landline | Onvoy |
| (707)204- | Landline | Level 3 Communications |
| (707)205- | Landline | Level 3 Communications |
| (707)206- | Landline | Pacific Bell |
| (707)207- | Landline | Pacific Bell |
| (707)208- | Wireless | Sprint Spectrum |
| (707)209- | Landline | Metropcs |
Frequently Asked Questions about the 707 Area Code
Who called me from a 707 number?
A 707 number is assigned to Santa Rosa, California, so a call may come from there. But caller ID is easy to fake, and scammers often spoof a local 707 code to look nearby, so a 707 number doesn't prove the caller is local. Recently, 863 unwanted-call complaints were reported to the FTC for numbers showing the 707 code (67% flagged as robocalls). If you don't recognize the number, let it go to voicemail; a real caller will leave a message.
Is 707 a scam area code?
No area code is a scam on its own. 707 is a normal, officially assigned code for Santa Rosa, California. Spam callers spoof local codes to raise the odds you answer, so 707 on your caller ID says nothing about who is really calling. Recently, 863 unwanted-call complaints were reported to the FTC for numbers showing the 707 code (67% flagged as robocalls). Judge the call itself, not the area code.
Why do I keep getting calls from the 707 area code?
Repeated calls from different 707 numbers are usually spoofing: a robocaller rotates through 707 numbers so each call looks local and slips past simple blocks. Recently, 863 unwanted-call complaints were reported to the FTC for numbers showing the 707 code (67% flagged as robocalls). Blocking one number rarely helps; voicemail screening, your carrier spam filter, and the Do Not Call Registry work better.
Should I answer an unknown 707 number?
If you aren't expecting a 707 call, let it ring to voicemail. Legitimate callers leave a message, most robocallers hang up when no one picks up, and answering can mark your number as active and bring more calls.
How do I block calls from the 707 area code?
Block a single 707 number from your recent-calls list (iPhone: tap the number, then Block this Caller; Android: tap the number, then Block or report spam). To cut the volume, turn on Silence Unknown Callers on iPhone or spam protection on Android, enable spam filtering from your carrier, and register at DoNotCall.gov. Blocking the entire 707 code also stops legitimate local calls, so use it only as a last resort.
Where is area code 707?
Area code 707 covers Santa Rosa and the surrounding area in California, spanning 146 cities with about 1,186,427 residents. No other code overlays this region, so 707 alone identifies the area.
Is 707 a real area code?
Yes. 707 is an active code in the North American Numbering Plan, assigned by NANPA and in service for Santa Rosa, California. A real code can still show up on spoofed spam calls, so treat unknown 707 calls with normal caution.
What timezone is the 707 area code in?
The 707 area code is in the Pacific Time (PT). Because a number can be kept when someone moves or switches to VoIP, a specific 707 caller may not be in that zone.
How do I call a 707 number from abroad?
From outside the US, dial your country's exit code, then 1 (the US country code), then 707 and the seven-digit number. From a mobile phone you can usually just enter +1 707 followed by the number and let the phone add the exit code for you.