There are 800 phone number prefixes within area code 510. Additionally, there are more than 5,000 phone numbers in this area code that have received at least one user report. The location of calls from area code 510 is California, USA. Most numbers in this area code are in US Pacific time, where the time is currently 11:53:25 PM on February 4, 2025.
Choose a phone number from the list below to browse user reports for . You can also use the search box above to search for user reports about any phone number, or to file a report about any phone number.
| Prefix | City / State | Primary Telco |
|---|---|---|
| 510-900 | Oakland:berkeley Da, CA | Onvoy, Llc - Ca |
| 510-901 | Hayward, CA | Bandwidth.com Clec, Llc - Ca |
| 510-902 | Fremont-newark:main Da, CA | Onvoy, Llc - Ca |
| 510-903 | Oakland:main-piedmont Da, CA | Level 3 Communications, Llc - Ca |
| 510-904 | Oakland:trinidad Da, CA | Level 3 Communications, Llc - Ca |
| 510-905 | Oakland:alameda Da, CA | Metropcs, Inc. |
| 510-906 | Oakland:alameda Da, CA | Onvoy, Llc - Ca |
| 510-907 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-908 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-909 | Hayward, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-910 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-911 | California | |
| 510-912 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-913 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-914 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-915 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-916 | Oakland:trinidad Da, CA | T-mobile Usa, Inc. |
| 510-917 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-918 | Oakland:main-piedmont Da, CA | New Cingular Wireless Pcs, Llc |
| 510-919 | Oakland:main-piedmont Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-920 | Oakland:main-piedmont Da, CA | Sonic Telecom, Llc - Ca |
| 510-921 | Hayward, CA | Teleport Communications America, Llc - Ca |
| 510-922 | Oakland:main-piedmont Da, CA | Pacific Bell |
| 510-923 | Oakland:main-piedmont Da, CA | Pacific Bell |
| 510-924 | Oakland:trinidad Da, CA | Global Crossing Local Services, Inc. - Ca |
| 510-925 | Hayward, CA | Bandwidth.com Clec, Llc - Ca |
| 510-926 | Oakland:berkeley Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-927 | Oakland:fruitvale Da, CA | Global Crossing Local Services, Inc. - Ca |
| 510-928 | Oakland:main-piedmont Da, CA | New Cingular Wireless Pcs, Llc |
| 510-929 | Oakland:main-piedmont Da, CA | Bandwidth.com Clec, Llc - Ca |
| 510-930 | Oakland:fruitvale Da, CA | Peerless Network Of California, Llc - Ca |
| 510-931 | Hayward, CA | O1 Communications, Inc. - Ca |
| 510-932 | Richmond, CA | Sprint Spectrum, L.p. |
| 510-933 | Fremont-newark:oliver Da, CA | Us Telepacific Corp. - Ca |
| 510-934 | Oakland:fruitvale Da, CA | T-mobile Usa, Inc. |
| 510-935 | Hayward, CA | New Cingular Wireless Pcs, Llc |
| 510-936 | Fremont-newark:main Da, CA | Pacific Bell |
| 510-937 | Crockett, CA | Bandwidth.com Clec, Llc - Ca |
| 510-938 | Fremont-newark:main Da, CA | Metropcs, Inc. |
| 510-939 | Hercules-rodeo, CA | Bandwidth.com Clec, Llc - Ca |
| 510-940 | Hayward, CA | Mpower Communications Corp. - Ca |
| 510-941 | Fremont-newark:greenleaf Da, CA | Comcast Ip Phone, Llc |
| 510-942 | Richmond, CA | Teleport Communications America, Llc - Ca |
| 510-943 | Fremont-newark:main Da, CA | Level 3 Telecom Of California, Lp - Ca |
| 510-944 | Oakland:berkeley Da, CA | T-mobile Usa, Inc. |
| 510-945 | Fremont-newark:greenleaf Da, CA | New Cingular Wireless Pcs, Llc |
| 510-946 | Fremont-newark:oliver Da, CA | New Cingular Wireless Pcs, Llc |
| 510-947 | Oakland:main-piedmont Da, CA | Onvoy, Llc - Ca |
| 510-948 | Hercules-rodeo, CA | Xo California, Inc. |
| 510-949 | Hercules-rodeo, CA | Onvoy, Llc - Ca |
| 510-950 | California | |
| 510-951 | Hayward, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-952 | Fremont-newark:greenleaf Da, CA | Sprint Spectrum, L.p. |
| 510-953 | Fremont-newark:main Da, CA | Getgo Communications Llc - Ca |
| 510-954 | Hayward, CA | Onvoy, Llc - Ca |
| 510-955 | Oakland:trinidad Da, CA | Mcimetro Access Transmission Services Llc - Ca |
| 510-956 | Oakland:alameda Da, CA | Bandwidth.com Clec, Llc - Ca |
| 510-957 | Oakland:trinidad Da, CA | Allegiance Telecom, Inc. - Ca |
| 510-958 | California | |
| 510-959 | California | |
| 510-960 | Oakland:berkeley Da, CA | At&t - Local |
| 510-961 | Fremont-newark:greenleaf Da, CA | Bandwidth.com Clec, Llc - Ca |
| 510-962 | Hayward, CA | Level 3 Communications, Llc - Ca |
| 510-963 | Hayward, CA | New Cingular Wireless Pcs, Llc |
| 510-964 | El Sobrante-pinole, CA | Pacific Bell |
| 510-965 | Richmond, CA | Pacific Bell |
| 510-966 | Fremont-newark:greenleaf Da, CA | American Messaging Services, Llc |
| 510-967 | Oakland:fruitvale Da, CA | Sprint Spectrum, L.p. |
| 510-968 | Fremont-newark:main Da, CA | American Messaging Services, Llc |
| 510-969 | Oakland:trinidad Da, CA | Level 3 Telecom Of California, Lp - Ca |
| 510-970 | Richmond, CA | Pacific Bell |
| 510-971 | Oakland:main-piedmont Da, CA | Teleport Communications America, Llc - Ca |
| 510-972 | Fremont-newark:greenleaf Da, CA | Comcast Ip Phone, Llc |
| 510-973 | Oakland:berkeley Da, CA | T-mobile Usa, Inc. |
| 510-974 | Richmond, CA | Level 3 Communications, Llc - Ca |
| 510-975 | Oakland:alameda Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-976 | Oakland:berkeley Da, CA | North County Communication Corporation - Ca |
| 510-977 | Oakland:berkeley Da, CA | Fractel, Llc |
| 510-978 | Oakland:alameda Da, CA | Level 3 Communications, Llc - Ca |
| 510-979 | Fremont-newark:oliver Da, CA | Pacific Bell |
| 510-980 | Fremont-newark:main Da, CA | Cellco Partnership Dba Verizon Wireless - Ca |
| 510-981 | Oakland:berkeley Da, CA | Pacific Bell |
| 510-982 | Oakland:berkeley Da, CA | Mcimetro Access Transmission Services Llc - Ca |
| 510-983 | Fremont-newark:oliver Da, CA | Bandwidth.com Clec, Llc - Ca |
| 510-984 | Oakland:berkeley Da, CA | Level 3 Communications, Llc - Ca |
| 510-985 | Oakland:main-piedmont Da, CA | Pacific Bell |
| 510-986 | Oakland:main-piedmont Da, CA | Pacific Bell |
| 510-987 | Oakland:main-piedmont Da, CA | Pacific Bell |
| 510-988 | Oakland:fruitvale Da, CA | T-mobile Usa, Inc. |
| 510-989 | Oakland:berkeley Da, CA | Integrated Path Communications, Llc - Ca |
| 510-990 | Oakland:berkeley Da, CA | Onvoy, Llc - Ca |
| 510-991 | Fremont-newark:greenleaf Da, CA | Onvoy, Llc - Ca |
| 510-992 | Oakland:main-piedmont Da, CA | Bandwidth.com Clec, Llc - Ca |
| 510-993 | Oakland:berkeley Da, CA | T-mobile Usa, Inc. |
| 510-994 | Richmond, CA | Bandwidth.com Clec, Llc - Ca |
| 510-995 | Oakland:alameda Da, CA | Us Telepacific Corp. - Ca |
| 510-996 | Fremont-newark:main Da, CA | Global Crossing Local Services, Inc. - Ca |
| 510-997 | Oakland:main-piedmont Da, CA | American Messaging Services, Llc |
| 510-998 | El Sobrante-pinole, CA | New Cingular Wireless Pcs, Llc |
| 510-999 | Hayward, CA | Onvoy, Llc - Ca |
February 4, 2025