Who called from 2515174329

Recieved a text from 12515174329. "Hey ;)" I replied "?" Then I received ":) A.dd ,e on y! IM ...id is londonchick 65"

Got A Text That Said "hi Tim" I replied "Hi, Who Is This"  got the following response ":) A.dd me on y.a.h.0.0. msngr .. id is madisongirlie2"

Got a message from 1-251-517-4329 saying hey!! I replied with 'who is this' got a text to add them to yahoo messenger under savannahgirl, sent a text back asking again who this was, and they sent one back saying 'out of service add me' what the hell is this, I can see other's have had the same thing happen, is this someone hacking into yahoo, or a bill collector getting creative??

Likely a scammer trying to elicit a response from you. Do not respond.

Got a text from this number that just said Hi :). Responded 'Who is this?' Then received Add me on yahoo messenger ...id is breannagirl.  Responded No.  Then sent have no reception.