Cosmas C O'brien, with a birth certificate stating 06/29/55, has lived for seventy years. Calvin C O'Brien JR's last verified residence was at 11939 NE Davis St, Portland, OR 97220, USA. The aforementioned subject has been associated with at least 8 known addresses. The past residences of this person are documented as: 11939 NE Davis St, Portland, 2000 Devinstone Ct, Fort Worth, TX 76177, and 435 NW Island Cir #A4, Beaverton. The aforementioned individual maintains two post office boxes, including: Po Box 1873, Hillsboro, OR 97123-1873, Po Box 770, Forest Grove, OR 97116-0770. Five email addresses are available to Calvin Calvin O'brien JR. Public records show a link between this individual and Calvin O Brien from Hillsboro. C Brien, the individual and Rachel O Eddy (between 2000 and 2003) were cohabitants at 2746 SE Aspen Ct, Hillsboro, OR 97123, USA. Individuals registered under the name Cosmas Calvin O'brien are located in California, Louisiana, Michigan, Virginia, District of Columbia, Vermont. E Richey, Mr. Pedroza, William Rogers are just a few of the residents at the shared address