Frontier Oil & Gas
Operator of record for 15 catalogued wells across 2 states. Every well below links to its full registry page.
Filed as: FRONTIER OIL & GAS, LLC · Frontier Oil & Gas
At a glance
Frontier Oil & Gas is the operator of record for 15 catalogued U.S. oil & gas wells in 2 states. 9 (60%) are active, 6 (40%) plugged & abandoned. Its largest concentration is in Oklahoma, with 9 wells (60% of its portfolio).
Wells operated
15
Active
9
Plugged
6
Orphaned
0
Portfolio by state
| State | Wells |
|---|---|
| Oklahoma | 9 |
| Illinois | 6 |
Well mix
- Oil wells
- 5
- Gas wells
- 9
- Shut-in
- 0
- Active share
- 60%
Is this your company?
Claim Frontier Oil & Gas to keep this portfolio accurate — verified operators can correct well statuses and add plugging documentation.
Claim your operator profileWhere does Frontier Oil & Gas operate?
Frontier Oil & Gas's catalogued wells are spread across 2 states: Oklahoma (9) and Illinois (6). Its 6 Illinois wells are 0.0% of the 174,478 catalogued in that state — its largest share of any state. Counts cover only states whose registries WellCensus has ingested with operator names; wells in Nebraska and Texas (location indexes) and in states without a registry ingest are not yet attributed to any operator.
How many of Frontier Oil & Gas’s wells are active, plugged or orphaned?
60% of Frontier Oil & Gas's catalogued wells are active, 31 percentage points above the national share of 29%. 40% are plugged & abandoned, against 47% nationally. None of the wells filed under this name is flagged as orphaned.
What kinds of wells does Frontier Oil & Gas operate?
By product class, 5 (33%) are oil wells and 9 (60%) gas wells; nationally the shares are 43% and 17%. The deepest of its wells with a published depth is Antioch School 2 in Marion, IL at 3,452 ft. The wells listed below sit in Marion (IL), Lawrence (IL) and Noble (OK). State filings spell the name 2 ways; WellCensus merges exact-normalized spellings only, so subsidiaries and affiliates keep their own pages.
Notable wells operated by Frontier Oil & Gas
| Well | API # / state ID | Status | Type | Location | Operator | Depth |
|---|---|---|---|---|---|---|
| Antioch School 2 | 12-121-02369 | Plugged & abandoned | Oil | Marion, IL | Frontier Oil & Gas | 3,452 ft |
| Friedrich Heirs 2 | 12-121-01025 | Plugged & abandoned | Oil | Marion, IL | Frontier Oil & Gas | 2,060 ft |
| Friedrich Heirs 3 | 12-121-02893 | Plugged & abandoned | Oil | Marion, IL | Frontier Oil & Gas | 1,899 ft |
| Friedrich Heirs 1 | 12-121-02892 | Plugged & abandoned | Oil | Marion, IL | Frontier Oil & Gas | 1,855 ft |
| Antioch School 1 | 12-121-02368 | Plugged & abandoned | Oil | Marion, IL | Frontier Oil & Gas | 1,745 ft |
| Gillespie Grace 5 | 12-101-04254 | Plugged & abandoned | Other type | Lawrence, IL | Frontier Oil & Gas | 1,194 ft |
| Ritchey #2 | 35-103-23697 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
| Conway #1 | 35-103-23761 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
| Conway #2 | 35-103-23762 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
| Conway #3 | 35-103-23769 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
| Kroll #1 | 35-103-23607 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
| Schnaithman #1 | 35-103-23632 | Active | Gas | Noble, OK | Frontier Oil & Gas, LLC | — |
Deepest first where depth is published. See all 15 wells →
Frequently asked questions
How many wells does Frontier Oil & Gas operate?
Frontier Oil & Gas is the operator of record for 15 catalogued oil & gas wells, with the largest concentration in Oklahoma (9). Only wells in states WellCensus has ingested are counted.
How many of Frontier Oil & Gas's wells are still active?
9 of Frontier Oil & Gas's catalogued wells are active; 6 are plugged & abandoned.
In which states does Frontier Oil & Gas operate wells?
Frontier Oil & Gas is the operator of record for wells in Oklahoma (9) and Illinois (6).
Does Frontier Oil & Gas operate mostly oil or gas wells?
5 of Frontier Oil & Gas's catalogued wells are oil wells and 9 are gas wells; the rest are injection, service or unclassified wells.
What is Frontier Oil & Gas's deepest well?
Among wells with a published depth, Antioch School 2 in Marion, IL is the deepest at 3,452 ft.
Where Frontier Oil & Gas's wells are
About this data
Source: State oil & gas regulator registries (operator of record as filed, exact-normalized across states) plus the USGS United States Documented Orphaned Well Database (2026), as published October 10, 2026 — WellCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: WellCensus, “Frontier Oil & Gas — well portfolio”, https://wellcensus.com/operators/frontier-oil-gas-15859 (data as of October 10, 2026).
Dataset updated . Operator portfolios are resolved from raw state registry filings (exact-normalized names; subsidiaries stay separate).