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Reported Phone Number

  1. Area Code Lookup
  2. Area code 510
  3. Prefix 999
  4. 78XX
510-999-77XX
510-999-79XX

510-999-78XX Phone Number, Name, Address, and Location Information

The 510-999-78XX area code prefix is located in San Jose, California including Hayward, Oakland and was originally put into service on January 14th 2000. Run a search and find out who's calling you now.

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510-999 78XX ACTIVE PHONE NUMBERS DIRECTORY

Search for owner information and other data related to any phone number below.
(510) 999-7800People also searched - 5109997800landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-09-04
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(510) 999-7801People also searched - 5109997801landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-04-12
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(510) 999-7802People also searched - 5109997802landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2015-01-14
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(510) 999-7803People also searched - 5109997803landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-04-09
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(510) 999-7804People also searched - 5109997804landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-04-26
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(510) 999-7805People also searched - 5109997805landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-07-07
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(510) 999-7806People also searched - 5109997806landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-11-26
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(510) 999-7807People also searched - 5109997807landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-08-25
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(510) 999-7808People also searched - 5109997808landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-06-17
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(510) 999-7809People also searched - 5109997809landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-01-11
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(510) 999-7810People also searched - 5109997810landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-08-10
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(510) 999-7811People also searched - 5109997811landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-07-24
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(510) 999-7812People also searched - 5109997812landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-06-23
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(510) 999-7813People also searched - 5109997813landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2011-05-07
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(510) 999-7814People also searched - 5109997814landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-12-25
Unknown
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Report : Caller ID shows "SCAM LIKELY".I pressed ... See More
(510) 999-7815People also searched - 5109997815landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2011-10-15
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(510) 999-7816People also searched - 5109997816landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-02-11
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(510) 999-7817People also searched - 5109997817landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-06-30
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(510) 999-7818People also searched - 5109997818landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-05-16
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(510) 999-7819People also searched - 5109997819landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-01-12
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(510) 999-7820People also searched - 5109997820landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-03-06
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(510) 999-7821People also searched - 5109997821landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-02-06
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(510) 999-7822People also searched - 5109997822landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-02-01
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(510) 999-7823People also searched - 5109997823landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-11-12
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(510) 999-7824People also searched - 5109997824landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2015-05-08
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(510) 999-7825People also searched - 5109997825landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2026-01-15
Unknown
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Report : The caller left no voice message.
(510) 999-7826People also searched - 5109997826landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-10-27
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(510) 999-7827People also searched - 5109997827landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-10-08
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(510) 999-7828People also searched - 5109997828landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-07-13
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(510) 999-7829People also searched - 5109997829landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-10-13
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(510) 999-7830People also searched - 5109997830landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2018-09-14
Unknown
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Report : Several calls from 866-317-1292.
(510) 999-7831People also searched - 5109997831landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-04-25
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(510) 999-7832People also searched - 5109997832landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-01-13
Unknown
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Report : Hey, I'm now up to 19 calls from this nu... See More
(510) 999-7833People also searched - 5109997833landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-02-23
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(510) 999-7834People also searched - 5109997834landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2026-03-29
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(510) 999-7835People also searched - 5109997835landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-01-20
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(510) 999-7836People also searched - 5109997836landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2017-06-15
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(510) 999-7837People also searched - 5109997837landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-02-20
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(510) 999-7838People also searched - 5109997838landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-11-21
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(510) 999-7839People also searched - 5109997839landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2015-12-21
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(510) 999-7840People also searched - 5109997840landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-10-09
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(510) 999-7841People also searched - 5109997841landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2025-02-16
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(510) 999-7842People also searched - 5109997842landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2018-12-30
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(510) 999-7843People also searched - 5109997843landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2017-09-27
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(510) 999-7844People also searched - 5109997844landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-04-03
Unknown
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Report : Caller ID says "TOLL FREE CALL". Left n... See More
(510) 999-7845People also searched - 5109997845landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-01-26
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(510) 999-7846People also searched - 5109997846landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-05-17
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(510) 999-7847People also searched - 5109997847landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2019-02-06
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(510) 999-7848People also searched - 5109997848landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-11-29
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(510) 999-7849People also searched - 5109997849landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-12-16
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(510) 999-7850People also searched - 5109997850landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2017-01-15
Unknown
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Report : Picked up phone and there was silence on... See More
(510) 999-7851People also searched - 5109997851landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2011-01-24
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(510) 999-7852People also searched - 5109997852landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-07-17
Unknown
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Report : After I ran the number through both Yaho... See More
(510) 999-7853People also searched - 5109997853landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-08-14
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(510) 999-7854People also searched - 5109997854landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2011-12-14
Unknown
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Report : Constantly calls
(510) 999-7855People also searched - 5109997855landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-12-21
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(510) 999-7856People also searched - 5109997856landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-06-22
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(510) 999-7857People also searched - 5109997857landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2011-10-17
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(510) 999-7858People also searched - 5109997858landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-06-15
Unknown
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Report : Call your local FBI immediately! 681-66... See More
(510) 999-7859People also searched - 5109997859landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-10-02
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(510) 999-7860People also searched - 5109997860landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-02-24
Unknown
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Report : I didn't answer. No message.
(510) 999-7861People also searched - 5109997861landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2015-07-16
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(510) 999-7862People also searched - 5109997862landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-01-03
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(510) 999-7863People also searched - 5109997863landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2013-06-13
Neutral
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Report : Debt Collector - Account Control Technol... See More
(510) 999-7864People also searched - 5109997864landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2021-06-07
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(510) 999-7865People also searched - 5109997865landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-11-04
Unknown
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Report : The male individual, asked for me by nam... See More
(510) 999-7866People also searched - 5109997866landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2020-10-25
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(510) 999-7867People also searched - 5109997867landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2018-05-30
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(510) 999-7868People also searched - 5109997868landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-12-29
Dangerous
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Report : Same as the others - they call my phone ... See More
(510) 999-7869People also searched - 5109997869landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-06-17
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(510) 999-7870People also searched - 5109997870landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2019-06-05
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(510) 999-7871People also searched - 5109997871landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-11-19
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(510) 999-7872People also searched - 5109997872landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-12-15
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(510) 999-7873People also searched - 5109997873landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-02-04
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(510) 999-7874People also searched - 5109997874landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2015-09-14
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(510) 999-7875People also searched - 5109997875landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2021-05-09
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(510) 999-7876People also searched - 5109997876landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-09-25
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(510) 999-7877People also searched - 5109997877landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-04-25
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(510) 999-7878People also searched - 5109997878landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2018-02-26
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(510) 999-7879People also searched - 5109997879landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2021-01-18
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(510) 999-7880People also searched - 5109997880landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2026-01-14
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(510) 999-7881People also searched - 5109997881landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2017-10-19
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(510) 999-7882People also searched - 5109997882landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2019-12-11
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(510) 999-7883People also searched - 5109997883landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2025-09-09
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(510) 999-7884People also searched - 5109997884landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2016-08-18
Unknown
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Report : Case number being sued
(510) 999-7885People also searched - 5109997885landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2021-10-23
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(510) 999-7886People also searched - 5109997886landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-05-09
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(510) 999-7887People also searched - 5109997887landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-02-20
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(510) 999-7888People also searched - 5109997888landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-09-24
Neutral
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Report : Received this msg. “Mollie been diagno... See More
(510) 999-7889People also searched - 5109997889landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2019-07-12
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(510) 999-7890People also searched - 5109997890landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2012-05-25
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(510) 999-7891People also searched - 5109997891landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2014-11-16
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(510) 999-7892People also searched - 5109997892landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2024-03-13
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(510) 999-7893People also searched - 5109997893landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-04-25
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(510) 999-7894People also searched - 5109997894landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-12-30
Dangerous
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Report : Unsolicited call stating that my doctor ... See More
(510) 999-7895People also searched - 5109997895landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-07-26
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(510) 999-7896People also searched - 5109997896landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2010-01-14
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(510) 999-7897People also searched - 5109997897landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-06-21
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(510) 999-7898People also searched - 5109997898landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2023-11-15
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(510) 999-7899People also searched - 5109997899landline and VOIP
Carrier : Cf Communications DBA Telekenex
Last Validated : 2022-09-23
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The 510-999-78XX area code prefix is located in San Jose, California including Hayward, Oakland and was originally put into service on January 14th 2000. Run a search and find out who's calling you now.

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

510-999-7858
ReportCf Communications DBA Telekenex
510-999-7856
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510-999-7882
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510-999-7868
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510-999-7874
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510-999-7832
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510-999-7821
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510-999-7835
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510-999-7852
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510-999-7850
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510-999-7817
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510-999-7885
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510-999-7812
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510-999-7813
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510-999-7859
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510-999-7899
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510-999-7834
ReportCf Communications DBA Telekenex
510-999-7871
ReportCf Communications DBA Telekenex
510-999-7865
ReportCf Communications DBA Telekenex

Most searched numbers

Cell
All TimeThis Month
510-999-7849 First seen 2013-04-15510-999-7826 First seen 2025-12-06
510-999-7860 First seen 2016-08-28510-999-7880 First seen 2020-03-04
510-999-7866 First seen 2016-08-02510-999-7858 First seen 2013-02-16
510-999-7843 First seen 2020-03-08510-999-7810 First seen 2012-11-22
510-999-7824 First seen 2021-05-19510-999-7860 First seen 2017-08-05
Landline
All TimeThis Month
510-999-7861 First seen 2024-06-17510-999-7822 First seen 2013-04-26
510-999-7881 First seen 2021-06-29510-999-7838 First seen 2016-08-19
510-999-7862 First seen 2021-07-05510-999-7873 First seen 2019-11-22
510-999-7867 First seen 2014-08-07510-999-7847 First seen 2020-01-02
510-999-7817 First seen 2014-06-19510-999-7846 First seen 2025-12-25

Cities With coverage

CITY LIST
Alameda
Albany
Berkeley
Crockett
El Sobrante
Fremont
Hayward
Hercules
Oakland
Richmond
San Francisco
San Jose
San Leandro
Sunnyvale
Union City
Walnut Creek