Usps Abbreviations and Acronyms
- MRCMail Recovery Center
- MRIMauritius
- MRTMauritania
- MSMontserrat
- MSCMail Service Center
- MSIAMalaysia
- MSRMontserrat
- MTMalta
- MTACMailer's Technical Advisory Committee
- MTEMail Transport Equipment
- MTESCMail Transport Equipment Service Center
- MTQMartinique
- MTTRMean Time To Repair
- MUMauritius
- MUOman
- MUSMauritius
- MVMaldives
- MVOMotor Vehicle Operator
- MVRFMobile Vehicle Repair Facility
- MWMontenegro
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