- City / exchange
- San Mateo
- Province / state
- California
- Country
- United States
- Carrier
- Pacific Bell
- Line type
- Landline or business line
- OCN
- 9740
- Status
- In Service
- Number pooling
- Yes (block shared between carriers)
650-577 phone numbers
San Mateo, California, United States · Pacific Bell
Reported numbers in 650-577
No numbers in this block have been reported by visitors yet.
What does the 650-577 prefix tell you?
Every North American number is area code + prefix + line. The prefix 650-577 was assigned to Pacific Bell on an unknown date for the San Mateo exchange. A call from this block usually originates from a Pacific Bell customer in or near San Mateo, but caller ID can be spoofed to show any number.
Other San Mateo prefixes in 650
650-200650-202650-212650-217650-218650-222650-227650-235650-240650-242650-245650-274650-281650-286650-287650-288650-292650-293650-294650-295650-312650-315650-340650-341650-342650-343650-344650-345650-346650-347650-348650-349650-350650-356650-357650-358650-371650-372650-373650-375650-376650-377650-378650-389650-393650-398650-401650-403650-418650-425650-430650-431650-432650-435650-436650-437650-445650-458650-477650-483