I have been getting variations of the 360-529-69XX also. I use Mr. Number call block and blocked every call from the area code. I should not get more now.
I didn't start getting these calls until I got on the Do Not Call list, which is apparently just a list of valid numbers for scammers to work from. If SEAL Team 6 isn't busy at the moment, I was thinking that maybe they could get some practice in by raiding these scammers' offices...
Where computers just start calling any number available from 000-000-0000 to 999-999-9999. They have no idea "who" they are calling until someone answers and the name shows on the ID...