Who is calling from 628?
Area code 628 belongs to San Francisco, California. Enter the full number to see the carrier, line type and location free, and the owner name when on record.
Places served by 628
NANPA rate centers in 628, ranked by how many phone prefixes each holds.
Who holds 628 numbers
193 prefixes (628-XXX) are assigned. Carriers holding the most:
About 44% of 628 prefixes are held by wholesale carriers that commonly supply numbers to VoIP and texting apps (such as Google Voice or TextNow). A number from one of those blocks may not belong to a traditional phone line. What a VoIP number means.
Got a call or text from a 628 number?
- Don't call back until you know who it is. Scam calls often use local-looking numbers, and caller ID can be spoofed (FCC).
- Type the full number above. Carrier, line type and city are shown before anything is charged.
- If it is someone you met on a dating app, see reverse phone lookup for dating.
- Recognize the common scripts: fake bank alerts, unpaid toll texts, fake government agents, one-ring calls. All current phone scams.
- Report scam calls at ReportFraud.ftc.gov and add your number to the National Do Not Call Registry.
Same area, other codes
Other California area codes · see all
Questions about 628
Where is area code 628?
628 is an area code for San Francisco, California, also serving places such as Snfc Mt-Ev, San Rafael, Snfc Junpr.
What time zone is 628?
Pacific Time (PT).
What other area codes serve the same area as 628?
415 shares the same area as 628. With overlays, 10-digit dialing is required.
Is a call from 628 a scam?
The area code alone cannot tell you. Scammers spoof local-looking numbers, so check the full number: a reverse lookup shows the line type and carrier for free, and the owner name when it is on record.
Who called me from 628?
Enter the full 628 number in the search box on this page. TrueSearch shows the carrier, line type and location free, and the owner name when it is on record. If no name is found, you do not pay.
All 628 prefixes (193)
Location is derived from the area code and may not reflect where the caller is now. Places and carriers come from the NANPA prefix report; time zones from the IANA database. TrueSearch compiles publicly available information and licensed telecom data. Not a consumer reporting agency. Not for FCRA purposes such as employment, tenant, credit or insurance screening.