| Company | Category | Area | Address | Web | E-mail | Contact person |
| MUSICIANS ELECTRONIC SVC | Musical Instruments-Repairing | Pennsylvania | 798 BIDDLE ST, ARDMORE, Montgomery, Pennsylvania, 19003-2012, USA |
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Russ Gray |
| MUSICIANS LOCAL 596 AFM | Musicians | Pennsylvania | 150 EICHER ST, UNIONTOWN, Fayette, Pennsylvania, 15401-2310, USA |
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Pete Porreca |
| MUSICIANS RENTAL SVC | Musical Instruments-Dealers | Pennsylvania | 2814 E COUNTY LINE RD, ARDMORE, Montgomery, Pennsylvania, 19003-2033, USA |
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Phillip Smithburg |
| MUSICIANS SERVING PITTSBURGH | Entertainers | Pennsylvania | 508 TALLY DR, PITTSBURGH, Allegheny, Pennsylvania, 15237-2950, USA |
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Michael Chapman |
| MUSICIANS UNION | Labor Organizations | Pennsylvania | 2720 WALNUT ST, HARRISBURG, Dauphin, Pennsylvania, 17103-1954, USA |
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| MUSICIANS UNION LOCAL | Musicians | Pennsylvania | 621 GOUCHER ST, JOHNSTOWN, Cambria, Pennsylvania, 15905-3244, USA |
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Sam Signorino |
| MUSICIANS UNION LOCAL 77 | Musicians | Pennsylvania | 225 S 15TH ST # 1500, PHILADELPHIA, Philadelphia, Pennsylvania, 19102-3831, USA |
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Joe Parente |
| MUSICIANS UNION OF LANCASTER | Musicians | Pennsylvania | 40 WYNWOOD DR, MOUNTVILLE, Lancaster, Pennsylvania, 17554-1647, USA |
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John Hess |
| MUSICMAN DJS | Music & Live Entertainment | Pennsylvania | 12067 BEACON LODGE RD, MOUNT UNION, Huntingdon, Pennsylvania, 17066-8813, USA |
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Willard Smith |
| MUSICRAFT | Musical Instruments-Repairing | Pennsylvania | 217 S LEHIGH AVE, FRACKVILLE, Schuylkill, Pennsylvania, 17931-2211, USA |
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Anthony Kurdilla |
