1. American Postal Workers Union
525 W Okmulgee St, Muskogee, OK 74401
Coordinate: 35.74955,-95.37432
Phone: (918) 687-9819
2. Teamster's Local Union No 516
1212 E Okmulgee St, Muskogee, OK 74403
Coordinate: 35.7427,-95.35515
Phone: (918) 683-6587