SICCODE.comSIC LookupB Mining13 Oil and Gas Extraction138 Oil and Gas Field ServicesSIC 1389
SIC Code 1389 – Oil and Gas Field Services, Not Elsewhere Classified
Official 4-digit SIC code Source: OSHA SIC Manual Updated Nov 13, 2026
At a glance
Companies
More specific segments
Related NAICS
213112 Support Activities for Oil and Gas Operations +4 more
Which businesses belong in SIC 1389?
Usually classified in SIC 1389
- Acidizing wells on a contract basis
- Bailing wells on a contract basis
- Building oil and gas well foundations on a contract basis
- Cementing oil and gas well casings on a contract basis
- Chemically treating wells on a contract basis
Usually classified elsewhere
- Transportation & Public Utilities 40-49 · Transportation & Public Utilities
- Industrial and Commercial Machinery and Equipment, Not Elsewhere Classified 3599 · Industrial and Commercial Machinery and Equipment, Not Elsewhere Classified
Official definition for SIC 1389 - Oil and Gas Field Services, Not Elsewhere Classified
Establishments primarily engaged in performing oil and gas field services, not elsewhere classified, for others on a contract or fee basis. Services included are excavating slush pits and cellars; gradings and building of foundations at well locations; well surveying; running, cutting, and pulling casings tubes, and rods; cementing wells; shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells.
Source: OSHA SIC Manual
Companies in SIC 1389 - Oil and Gas Field Services, Not Elsewhere Classified
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Preview · details masked| Company | Contact & title | Website | Phone | Employees |
|---|---|---|---|---|
| FTS International Inc Fort Worth, TX | ||||
| Quintana Energy Services Inc Houston, TX | ||||
| Unit Corp Tulsa, OK |
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FTS International Inc · Fort Worth, TX
Contact Website Phone Employees -
Quintana Energy Services Inc · Houston, TX
Contact Website Phone Employees
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Key facts for SIC 1389 - Oil and Gas Field Services, Not Elsewhere Classified
- SIC code
- 1389
- Official title
- Oil and Gas Field Services, Not Elsewhere Classified
- Scope
- OSHA SIC Manual, establishment-level
- Division
- B Mining (10–14)
- Major group
- 13 Oil and Gas Extraction
- Industry group
- 138 Oil and Gas Field Services
- Official source
- OSHA SIC Manual
- Where SIC is used
- Used in SEC filings, government forms, and business lists. See which agencies still use SIC codes →
SIC Classification Hierarchy
Four official SIC levels, plus a more detailed commercial classification level.
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Industry · Official 4-Digit 1389 Oil and Gas Field Services, Not Elsewhere Classified
One example classification path is shown. Other branches may exist. The 6-digit Marketing Level is a commercial extension, not an official SIC classification.
Other codes in Industry Group 138: 1381 · Drilling Oil and Gas Wells 1382 · Oil and Gas Field Exploration Services
More specific segments in SIC 1389
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3,199 U.S. companies across 33 segments · Segment codes are 6-digit marketing categories that extend the official 4-digit SIC code. They are not official SIC codes.
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Example companies in SIC 1389
See how SICCODE.com evaluates businesses using documented activities and official SIC definitions. Select a company to review its classification and the reasoning behind it.
2,902 verified U.S. companies
- Schlumberger Limited Houston, TX View classification →
- Halliburton Co Houston, TX View classification →
- CenterPoint Energy Inc Houston, TX View classification →
- Marathon Oil Corp Houston, TX View classification →
- Helmerich And Payne Inc Tulsa, OK View classification →
- KLX Energy Services Holdings Inc Wellington, FL View classification →
- Oil States International Inc Houston, TX View classification →
- Transocean Inc Houston, TX View classification →
NAICS, ISIC and NACE Rev. 2.1 crosswalk for SIC 1389 - Oil and Gas Field Services, Not Elsewhere Classified
Correspondences in NAICS, ISIC and NACE Rev. 2.1 (via ISIC) for SIC 1389 - Oil and Gas Field Services, Not Elsewhere Classified. These mappings do not replace the official SIC definition.
| System | Code | Title |
|---|---|---|
| SIC This page | 1389 | Oil and Gas Field Services, Not Elsewhere Classified |
| NAICS | 213112 | Support Activities for Oil and Gas Operations Support Activities for Oil and Gas Operations |
| NAICS | 237120 | Oil and Gas Pipeline and Related Structures Construction Oil and Gas Pipeline and Related Structures Construction |
| NAICS | 238910 | Site Preparation Contractors Site Preparation Contractors |
| NAICS | 238911 | Residential Site Preparation Contractors Residential Site Preparation Contractors |
| NAICS | 238912 | Nonresidential Site Preparation Contractors Nonresidential Site Preparation Contractors |
| ISIC Rev. 4 | 0910 | Support Activities For Petroleum And Natural Gas Extraction Support Activities For Petroleum And Natural Gas Extraction |
| ISIC Rev. 4 | 4220 | Construction Of Utility Projects Construction Of Utility Projects |
| ISIC Rev. 4 | 4290 | Construction Of Other Civil Engineering Projects Construction Of Other Civil Engineering Projects |
| ISIC Rev. 4 | 4311 | Demolition Demolition |
| ISIC Rev. 4 | 4312 | Site Preparation Site Preparation |
| ISIC Rev. 4 | 4390 | Other Specialized Construction Activities Other Specialized Construction Activities |
| NACE Rev. 2.1 (via ISIC 0910) | 09.10 | Support activities for petroleum and natural gas extraction Support activities for petroleum and natural gas extraction |
| NACE Rev. 2.1 (via ISIC 4220) | 42.21 | Construction of utility projects for fluids Construction of utility projects for fluids |
| NACE Rev. 2.1 (via ISIC 4220) | 42.22 | Construction of utility projects for electricity and telecommunications Construction of utility projects for electricity and telecommunications |
| NACE Rev. 2.1 (via ISIC 4290) | 42.91 | Construction of water projects Construction of water projects |
| NACE Rev. 2.1 (via ISIC 4290) | 42.99 | Construction of other civil engineering projects n.e.c. Construction of other civil engineering projects n.e.c. |
| NACE Rev. 2.1 (via ISIC 4311) | 43.11 | Demolition Demolition |
| NACE Rev. 2.1 (via ISIC 4312) | 43.12 | Site preparation Site preparation |
| NACE Rev. 2.1 (via ISIC 4312) | 43.13 | Test drilling and boring Test drilling and boring |
| NACE Rev. 2.1 (via ISIC 4390) | 43.35 | Other building completion and finishing Other building completion and finishing |
| NACE Rev. 2.1 (via ISIC 4390) | 43.41 | Roofing activities Roofing activities |
| NACE Rev. 2.1 (via ISIC 4390) | 43.42 | Other specialised construction activities in construction of buildings Other specialised construction activities in construction of buildings |
| NACE Rev. 2.1 (via ISIC 4390) | 43.50 | Specialised construction activities in civil engineering Specialised construction activities in civil engineering |
| NACE Rev. 2.1 (via ISIC 4390) | 43.91 | Masonry and bricklaying activities Masonry and bricklaying activities |
| NACE Rev. 2.1 (via ISIC 4390) | 43.99 | Other specialised construction activities n.e.c. Other specialised construction activities n.e.c. |
| NACE Rev. 2.1 (via ISIC 4290) | 68.12 | Development of building projects Development of building projects |
Source: Eurostat, NACE Rev. 2.1 to ISIC Rev. 5 correspondence; United Nations Statistics Division, ISIC Rev. 4 to ISIC Rev. 5 correspondence table.
Sources for SIC 1389
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Official classification source U.S. Occupational Safety and Health Administration.
Standard Industrial Classification Manual (1987), SIC 1389. OSHA SIC Manual → -
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About this classification
This page combines the official SIC definition with classification analysis, crosswalks, and SICCODE.com commercial data. Classifications are reviewed regularly by the Industry Classification Review Team.