Ironworkers Local Union 48 has jurisdiction within the following counties:
List of counties A-Z:
- Alfalfa
- Beaver
- Beckham
- Blaine
- Caddo
- Canadian
- Carter
- Cimarron
- Cleveland
- Comanche
- Cotton
- Custer
- Dewey
- Ellis
- Garfield
- Garvin
- Grady
- GrantGreer
- Harmon
- Harper
- Jackson
- Jefferson
- Johnston
- Kingfisher
- Kiowa
- Lincoln
- Logan
- Love
- Major
- Marshall
- McClain
- Murray
- Noble
- Oklahoma
- Pontotoc
- Pottawatomie
- Roger Mills
- Seminole
- Stephens
- Texas
- Tillman
- Washita
- Woodward
- Woods
Also Western Payne County to a line due north of the intersection of State Highways # 177 and #33, west of Cushing.