Yeah...Who is this person/company?
I got a call and did a call back and it asked for a pin as well.

Could it be spam?

got this call today(03/11/11)telemarketer try to sell "your hometown"newespaper.hung up because i cant reeeeeeeed!

The scenario matches all other comments.  I had verizon block the number so I won't be bothered for 90 days.  If they start calling again after that, the number can be blocked for another 90 days.  Verizon blocks up to five numbers.

got a call from them today at 930am too.  didn't call back.  didn't answer.

call from extemely rude telemarketer trying to sell chronicle......

I've reported sbc and the chronicle.

gunna pud dis guyz numba in ebry fax machin I know and sed id on auto-reedeyel, vizit dem sen-a-tex sites and tex-em tu

Received a call from this number, I didn't answer, and they didn't leave a message.

Prob SPAM or SF Chronicle as mentioned in previous post.

frequent calls to my number.  When I pick up no one speaks up, just hear keyboard clicks and then it hangs up

Received 3 calls, third time I answered and they hung up.

They got my number when I subscribed to the San Francisco Chronicle. Big mistake.

got a call from this # in germany (!). but was not at home to pick up...

Got a call, no message. Didn't call back. Area code 925 is Pleasenton, CA

got a call from this number. they left a message but all i heard is someone breathing into the phone with someone else talking in the background. kinda creepy.

Got a call, and they hung up when I answered.

I keep getting calls all week from this number. They don't leave messages and has hung up on me when I tried to answer twice. It's really annoying.

Received a call from this number and when you call back, it asks for a PIN number

Got a call, but no message, didn't call it back

Got a call, but no message, didn't call it back.

Got a call, no message.

Got a call, no message left, called it back, asked for password then #, I entered a fictitious password, it said "Good-Bye." WTF? Who the hell is this?

Also got call, and no message.

got 2 calls, no message

Had atleast 5 calls in the past week, no message.  Called back and it asked to enter a pin.  I picked up the last call and it was a guy trying to sell the chronicle for 9c a day, he wanted an address to deliver to wouldn't take no for an answer, i hung up on him.

got 2 calls..missed them both.
called back, asked for pin and what not.

This creepy caller is calling from an AT&T/SBC telephone line in Concord CA.

Same thing.  They keep calling my cell phone.

Telemarketer asking me to subscribe to San Francisco Chronicle; advised him he was calling a CELLPHONE and threantened to report him to FCC and he said he would remove number

Received two calls from this number in the past two days, both around 9:30 AM. No messages left

Report this to ATT annoyance calls bureau, 1-800-348-8727. Demand ATT severe service.

call 2 or 3 times everyday since 2 weeks ago... i never picked up this call....