Your phone is ringing and you don't know who is calling?

tellows provides information to identify trustworthy or potential risk calls - thanks to our worldwide community.

tellows - find out who called with the phone number reverse search & caller protection


Find details about reported phone numbers from over 7 million monthly users in 50 countries and participate by becoming a part of tellows community.


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We categorise calls by type (debt collection, serious number, sweepstakes, etc.) and give the number in question a tellows score, which indicates whether a number is trustworthy or suspicious, helping you to decide whether or not to take the call.

Latest from our blog

    We've all had to deal with the same thing. Who is calling? Does this question ring a bell? It probably rings dozens of bells one by one all day long. Not only do unsolicited phone calls incorporate telemarketers and surveys, both of which have, despite their annoying nature, some sort of legitimacy, but also entertain various scam and spam calls who solely aim at squeazing profit from someone's misery. aims at the negation of the fraudsters most effectiv advantage – the people's ignorance. Through the accumulation of information on spam and scam phone numbers, tellows has commited itself to establish a vast database providing the above mentioned information on dubious and dangerous phone numbers for free. Therewith, our users a able to identify the call's nature before answering the phone. In addition, an approximate location of the call's origin is displayed.

    Recently added comments

    1. The number ‎02122429222 has been assigned to Bahram

      9/26/23, 8:03 PM via Nize

      1 Rating for 02122429222 (Tehran)
    2. The number ‎09383593263 has been assigned to unknown

      9/18/23, 7:00 PM via Nize

      1 Rating for 09383593263 (Irancell)
    3. خانم نهری has been reported with number ‎09010445517 as Trustworthy number

      9/16/23, 2:44 AM via Nize

      1 Rating for 09010445517 (Irancell)
    4. خانم نهری has been reported with number ‎09917347946 as Trustworthy number

      9/16/23, 2:42 AM via Nize

      1 Rating for 09917347946 (IR-MCI)
    5. The number ‎09391836465 has been assigned to unknown

      9/15/23, 3:17 PM via Nize

      1 Rating for 09391836465 (Irancell)

    Where does the information on telephone numbers come from?

    Unfortunately, the details on spam and scam number do not entertain the habit of growing on trees. Therefore, tellows needs you!!!. Share your knowledge with the tellows community by publishing comments on dubious numbers and rating them on a scale from 1 (safe) to 9 (extremely dangerous). From this input the tellows-score is generated via a complex algorithm in order to show the user whether the caller is trustworthy or not. Your willingness to share knowledge and, therewith, your participation in the battle against fraudulant entrepreneurs will be a vital component to effectively warn your fellow countrymen of potential dangers to the their purses.

    Comments on the most frequently searched phone numbers

    1. محمد علی reported ناشناخته with the number ‎0989904204966 as Harassment calls

      9/10/23, 7:43 PM

      1 Rating for 0989904204966 ()
    2. The number ‎09916759987 has been assigned to شماره همراهم

      9/12/23, 1:31 AM via Nize

      1 Rating for 09916759987 (IR-MCI)
    3. The number ‎09383635068 has been assigned to unknown

      9/6/23, 10:22 PM via Nize

      1 Rating for 09383635068 (Irancell)
    4. The number ‎09379201817 has been assigned to unknown

      9/5/23, 5:22 AM via Nize

      1 Rating for 09379201817 (Irancell)
    5. The number ‎09361543446 has been assigned to unknown

      9/2/23, 3:54 AM via Nize

      1 Rating for 09361543446 (Irancell)

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