Counterfeit Canadian Money Order Forms Do Not Cash To be posted and used by retail window employees. As directed, destroy previous notices. Destroy all interim notices when the numbers listed appear in the Postal Bulletin.   671,819,086 683,594,542 687,262,503 676,612,640 684,683,610 687,262,525 677,891,039 686,619,878 687,262,526 678,282,493 686,619,886 687,287,578 678,916,031 686,619,887 687,287,581 679,552,215 686,794,382 687,287,582 679,694,334 686,794,426 694,063,898 679,751,983 686,794,427 694,063,899 679,800,207 686,794,431 694,063,980 681,130,536 687,262,502 701,321,725 681,844,376     — Criminal Investigations Group, Postal Inspection Service, 3-15-18