Who is calling from 623?
Area code 623 belongs to Glendale, Arizona. Enter the full number to see the carrier, line type and location free, and the owner name when on record.
Places served by 623
NANPA rate centers in 623, ranked by how many phone prefixes each holds.
Who holds 623 numbers
313 prefixes (623-XXX) are assigned. Carriers holding the most:
About 22% of 623 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 623 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.
Other Arizona area codes · see all
Questions about 623
Where is area code 623?
623 is an area code for Glendale, Arizona.
What time zone is 623?
Mountain Time, no daylight saving (MST).
Is a call from 623 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 623?
Enter the full 623 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 623 prefixes (313)
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.