Home / Area Code / 831 / 831-603
County:Alameda
Primary City:Oakland
Usage:Landline
Company:Matrix Telecom, Llc. Sii Tnci - CA
Ratecenter:Aptos
Latitude / Longitude: 36.98 / -121.90
Phone Activity Time
831-603-0207 0 users voted and the result was
Other Calls
 2024-05-22 08:52:40
831-731-3176 49 users voted and the result was
Safe Calls
 2024-05-22 08:27:32
831-423-4111 45 users voted and the result was
Harassing Calls
 2024-05-22 07:29:16
831-824-2263 49 users voted and the result was
Voice Calls
 2024-05-22 06:19:33
831-819-7735 58 users voted and the result was
Safe Calls
 2024-05-22 04:39:37
831-324-2478 40 users voted and the result was
Unsafe Calls
 2024-05-22 04:24:13
831-783-4324 0 users voted and the result was
Other Calls
 2024-05-22 04:07:31
831-783-4324 0 users voted and the result was
Other Calls
 2024-05-22 04:07:31
831-612-2149 35 users voted and the result was
Safe Calls
 2024-05-22 12:43:09
831-704-3491 0 users voted and the result was
Other Calls
 2024-05-22 12:42:57
831-247-3828 43 users voted and the result was
Harassing Calls
 2024-05-22 12:37:54
831-888-2921 36 users voted and the result was
Unknown Calls
 2024-05-21 10:43:55
831-217-3404 0 users voted and the result was
Other Calls
 2024-05-21 10:41:32
831-731-5745 26 users voted and the result was
Unknown Calls
 2024-05-21 10:07:41
831-200-0886 0 users voted and the result was
Other Calls
 2024-05-21 07:47:46
831-731-8618 57 users voted and the result was
Harassing Calls
 2024-05-21 06:31:05
831-201-1478 0 users voted and the result was
Other Calls
 2024-05-21 05:40:03
831-666-7262 0 users voted and the result was
Other Calls
 2024-05-21 05:39:28
831-218-2811 45 users voted and the result was
Unsafe Calls
 2024-05-21 05:09:46
831-201-5264 0 users voted and the result was
Other Calls
 2024-05-21 04:47:36
Phone Number Ranges with Prefix 831-603
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Recent user feedback

+1 (216) 369-5737 Delete
  • Tatiana Gant 2024-05-22
    Category: Unsafe Calls
    Free Netflix scam, just block.
+1 (218) 517-2934 Delete
  • Guest 2024-05-22
    Category: Other Calls
    2
+1 (209) 676-4521 Delete
  • Carol Cronrath 2024-05-22
    Category: Unsafe Calls
    I called back ahs it said it was fusion power. T... See More
+1 (212) 309-1920 Delete
  • Carlos Colon 2024-05-22
    Category: Unknown Calls
    Yeah. Again I speak to Brian. Hello.
+1 (586) 596-3168 Delete
  • William Bryner 2024-05-22
    Category: Harassing Calls
    Texting strange messages.  This is an unknown number and would not confirm who was the culprit.
+1 (206) 801-9130 Delete
  • Karen Stevens 2024-05-22
    Category: Unsafe Calls
    i have recived numerous rings with this no. since the start of the week. (1-2 / day) these people never ever pass on a coherent msg.
+1 (206) 583-0145 Delete
  • Eileen Eidenberg 2024-05-22
    Category: Unsafe Calls
    Holy Hi Can you hear me so.
+1 (951) 223-7243 Delete
  • Rex Osuna 2024-05-22
    Category: Harassing Calls
    suspicious call. no message. "text mail subscriber"
+1 (530) 537-3670 Delete
  • Robin Heart 2024-05-22
    Category: Unknown Calls
    scam
+1 (347) 762-5486 Delete
  • Alex Gonzalez 2024-05-22
    Category: Harassing Calls
    got message