Learn more about this area code and exchange and where the caller may be located.
The phone exchange is the three digits after the area code and before the extension. An example is (510) 491-XXXX where 491 is the exchange number. It enables telephone line extensions to be interconnected in a local area based on a specific geographic assignment.
The (510) 491 exchange is located within the 510 area code in San Francisco-Oakland-San Jose, CA. It connects landline numbers from the Onvoy carrier in Alameda county. Associated zip codes include 94587.
Potentially, callers could keep their phone numbers even if they move away, so a caller may be located in San Francisco-Oakland-San Jose, CA or elsewhere. You can use a reverse phone lookup to help find the registered address for a potential caller.
People are Saying:
(510) 491-3641 - April 8th, 2013 2:27am
This is a ******
(510) 491-8404 - February 25th, 2023 8:47am
None
(510) 491-4404 - February 11th, 2022 5:44am | Reported from Fremont, CA
***** pictures
(510) 491-4573 - August 22nd, 2022 8:42pm | Reported from Ashburn, VA
Disconnected
(510) 491-8647 - May 11th, 2021 1:56am | Reported from San Francisco, CA
I need
(510) 491-8287 - April 22nd, 2021 9:50am | Reported from Fremont, CA
Scholarship scam
(510) 491-8647 - May 11th, 2021 3:12am | Reported from San Francisco, CA
Need
(510) 491-6419 - July 6th, 2020 5:52am
hi my name is Brenda
(510) 491-6426 - September 13th, 2018 1:27am
The 310 and 510 was never my phone numbers.
(510) 491-0571 - September 11th, 2017 9:13pm
Answered no one on the other end except an electronic beep. Possible scam ID THEFT. Do Not Answer
(510) 491-4401 - February 2nd, 2013 5:43pm
very angry person, avoid calling if possible
(510) 491-4275 - June 30th, 2012 6:02pm
Tell yo ***** I said its bad..
(510) 491-4684 - March 23rd, 2012 5:57am
Tried to ***t me
(510) 491-4275 - June 30th, 2012 5:58pm
***** imma **** yuh!
(510) 491-4275 - June 30th, 2012 5:58pm
***** imma **** yuh!