Found 5 full forms for PTWU
| Term | Full Form | Category |
|---|---|---|
| PTWU | Philtread Tire Workers Union 
| Others |
| PTWU | Post and Telecommunications Workers' Union
| Others |
| PTWU | Postal and Telecommunications Workers Union
| Others |
| PTWU | Professional Transport Workers Union
| Others |
| PTWU | Progressive Tea Workers Union
| Others |