Meter Migration Mandate Schedule
The following is a complete list of the Hasler meters that must be replaced to comply with the upcoming U.S. Postal Service mandate. If you find your mailing machine and meter on this list, simply contact the Hasler dealer nearest you for help with the replacement process.
USPS Meter Migration Phase
Meter Model
Date
Phase IV

1263

16413Z

16463Z

17563Z

4280

5280

64280

December 31, 2008