510-255-3991 — Caller information and user comments
1 user report · Latest report:
Not enough reports to estimate risk.
Number details
- Area code
- 510
- Prefix
- 510-255
- Line type
- Landline
- Prefix location
- Oakland, CA
- Carrier / operator
- BANDWIDTH.COM CLEC
Location describes the prefix allocation.
What users reported
This number 5102553991 called me yesterday and early this morning. I thought it was something important. I'm returning this call now but there is no answer. I'm trying again and now it seems I'm losing the connection. Pretty strange. I think I will ignore this number.
Reports are submitted by users. We do not verify callers’ identities.
Report your experience with 510-255-3991
Describe the call or message and what was requested. Please leave out personal or sensitive information.
How to block 510-255-3991
On iPhone
Open Phone, go to Recents, tap the info icon next to the number and choose Block this Caller.
On Android
Open Phone, find the number in recent calls and choose Block or Report spam. The wording depends on your device.
Other reported numbers in this area
- 510-859-5281
A man traveling with an Indian background is a disgusting pervert who harassed women
- 510-930-2992
I received a call from this number expecting a call from doctor. Instead when I answered it I waited for it to ring 18 times...
- 510-250-0894
Can hear background noise like they're in a car but no one spoke for 15 seconds.
- 510-255-1409
"I have your number in my address book but no note. I am curious, so I just say hello." Yeah, sure. I don't know your number,...
- 510-330-4963
No answer no message left. just keeps calling every day! Often 2-6x per day! Serious pest. Suspected robocaller.