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Area Code 831

There are 421 phone number prefixes within area code 831. Additionally, there are more than 400 phone numbers in this area code that have received at least one user report. The location of calls from area code 831 is California, USA. Most numbers in this area code are in US Pacific time, where the time is currently 5:20:41 PM on July 27, 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
831-911 California
831-912 Monterey, CA American Messaging Services, Llc
831-915 Monterey, CA New Cingular Wireless Pcs, Llc
831-916 California
831-917 Monterey, CA New Cingular Wireless Pcs, Llc
831-920 Monterey, CA Level 3 Communications, Llc - Ca
831-921 Tres Pinos, CA Level 3 Communications, Llc - Ca
831-946 Santa Cruz, CA Fractel, Llc
831-948 Watsonville, CA Utility Telecom Group, Llc - Ca
831-949 California
831-950 California
831-951 California
831-958 California
831-959 California
831-970 Salinas, CA Sprint Spectrum, L.p.
831-975 Salinas, CA Comcast Ip Phone, Llc
831-976 California
831-988 California
831-996 Tres Pinos, CA O1 Communications, Inc. - Ca
831-998 Salinas, CA Mcimetro Access Transmission Services Llc - Ca
831-999 Santa Cruz, CA Peerless Network Of California, Llc - Ca

Recent Call Explore
User Reports

707-200-4100
July 23, 2025
Telemarketing for real estate lending
347-798-4603
July 5, 2025
keeps callingharassing me with vm
207-573-2295
June 30, 2025
This number tried to blackmail me for money
856-212-8493
June 30, 2025
There are calls coming from this business all the time. I have asked them to stop calling but they ...