I get this same # calling for me at work , but all they ask is if this is last , First name then hang up. how annoying

Report these on:
https://complaint.ic3.gov

Call blocker:
http://www.amazon.com/gp/offer-listing/B008AHTO20/ref=dp_olp_new_mbc?ie=UTF8&condition=new

Ditto on what all the other posts say.  Other related numbers and their locations.

http://800notes.com/Phone.aspx/1-210-892-2239
http://www.area-codes.com/exchange/exchange.asp?npa=210&nxx=892

http://800notes.com/Phone.aspx/1-918-289-2403
http://www.area-codes.com/exchange/exchange.asp?npa=918&nxx=289

http://800notes.com/Phone.aspx/1-214-393-9089
http://www.area-codes.com/exchange/exchange.asp?npa=214&nxx=393

http://800notes.com/Phone.aspx/1-817-260-0166
http://www.area-codes.com/exchange/exchange.asp?npa=817&nxx=260

http://800notes.com/Phone.aspx/1-206-397-1975
http://www.area-codes.com/exchange/exchange.asp?npa=206&nxx=397

http://800notes.com/Phone.aspx/1-830-893-2507
http://www.area-codes.com/exchange/exchange.asp?npa=830&nxx=893

http://800notes.com/Phone.aspx/1-702-699-7927
http://www.area-codes.com/exchange/exchange.asp?npa=702&nxx=699

http://800notes.com/Phone.aspx/1-616-980-2546
http://www.area-codes.com/exchange/exchange.asp?npa=616&nxx=980

http://800notes.com/Phone.aspx/1-616-980-2622
http://www.area-codes.com/exchange/exchange.asp?npa=616&nxx=980

http://800notes.com/Phone.aspx/1-210-547-0293
http://www.area-codes.com/exchange/exchange.asp?npa=210&nxx=547

http://800notes.com/Phone.aspx/1-775-229-1197
http://www.area-codes.com/exchange/exchange.asp?npa=775&nxx=229

http://800notes.com/Phone.aspx/1-616-980-2030
http://www.area-codes.com/exchange/exchange.asp?npa=616&nxx=980

no message left on first several calls. Keeps hanging up when I answer. Getting very annoying.