| 3301 | NICK SEKICH | Weld County, CO | Oil & Gas Property | Dec 2014 |
| 3302 | NICKERSON | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 3303 | NIELSEN | Archuleta County, CO | Oil & Gas Property | Apr 2024 |
| 3304 | NILES | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3305 | NILES MILLER 20 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3306 | NISHIMOTO | Weld County, CO | Oil & Gas Property | May 2021 |
| 3307 | NIX P 28 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3308 | NLW CONN CREEK | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3309 | NO WORRIES PC G14-6 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3310 | NO. DOUGLAS CREEK-FEDERAL | Rio Blanco County, CO | Oil & Gas Property | Jul 2024 |
| 3311 | NOBLE | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3312 | NOBLE ST 5X-HNB-05-03-68 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3313 | NOCKS | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3314 | NOCO ENERGIE | Weld County, CO | Oil & Gas Property | Jan 2021 |
| 3315 | NOCO LC25-7 | Weld County, CO | Oil & Gas Property | May 2024 |
| 3316 | NOFFSINGER | Weld County, CO | Oil & Gas Property | Jan 2023 |
| 3317 | NOFFSINGER | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3318 | NOFFSINGER 35-1 | Weld County, CO | Oil & Gas Property | Jun 2019 |
| 3319 | NOLTE | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3320 | NORCROSS A | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3321 | NORDEN | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3322 | NORDMAN | Elbert County, CO | Oil & Gas Property | Sep 2024 |
| 3323 | NORDSTROM | Broomfield County, CO | Oil & Gas Property | Jul 2019 |
| 3324 | NORGREN | Weld County, CO | Oil & Gas Property | Jul 2019 |
| 3325 | NORRENE | Cheyenne County, CO | Oil & Gas Property | Sep 2024 |
| 3326 | NORRIS | Weld County, CO | Oil & Gas Property | Nov 2020 |
| 3327 | NORRIS | Weld County, CO | Oil & Gas Property | Nov 2020 |
| 3328 | NORTH | Adams County, CO | Oil & Gas Property | Sep 2024 |
| 3329 | NORTH BANK | Garfield County, CO | Oil & Gas Property | Oct 2024 |
| 3330 | NORTH CAR | Archuleta County, CO | Gas Property | Sep 2024 |
| 3331 | NORTH CAR | Archuleta County, CO | Gas Property | Sep 2024 |
| 3332 | NORTH COLORADO | Adams County, CO | Oil & Gas Property | Sep 2017 |
| 3333 | NORTH DRAGON TRAIL | Rio Blanco County, CO | Gas Property | Sep 2024 |
| 3334 | NORTH FORK RANCH 1 | Las Animas County, CO | Gas Property | Oct 2024 |
| 3335 | NORTH LOST CREEK 1 | Weld County, CO | Oil & Gas Property | Dec 2017 |
| 3336 | NORTH NAVAJO | Cheyenne County, CO | Oil & Gas Property | Aug 2024 |
| 3337 | NORTH PLATTE | Weld County, CO | Oil & Gas Property | Jun 2024 |
| 3338 | NORTH PLATTE | Weld County, CO | Oil & Gas Property | Aug 2024 |
| 3339 | NORTH PLATTE FEDERAL | Weld County, CO | Oil & Gas Property | Aug 2024 |
| 3340 | NORTH QUEBEC | Adams County, CO | Oil & Gas Property | Feb 2024 |
| 3341 | NORTH RINN | Weld County, CO | Oil & Gas Property | Mar 2023 |
| 3342 | NORTHGLENN STATE | Weld County, CO | Oil & Gas Property | Apr 2024 |
| 3343 | NORTHLIGHT | Larimer County, CO | Oil & Gas Property | Sep 2024 |
| 3344 | NORTHRUP | Weld County, CO | Oil & Gas Property | May 2018 |
| 3345 | NORTHWEST | Broomfield County, CO | Oil & Gas Property | Sep 2024 |
| 3346 | NORTHWEST ARAPAHOE | Cheyenne County, CO | Oil & Gas Property | Sep 2024 |
| 3347 | NORTHWEST CEDAR HILL 32-1 | La Plata County, CO | Oil & Gas Property | Oct 2024 |
| 3348 | NORTON | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3349 | NOVACEK | Weld County, CO | Oil & Gas Property | Feb 2017 |
| 3350 | NPR 1 | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3351 | NPR 2 | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3352 | NPR H15 | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3353 | NPR O04 | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3354 | NRC 1 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3355 | NRC 2 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3356 | NRC 3 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3357 | NRC 4 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3358 | NUGENT LD06-6 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3359 | NUGGET UNIT | Washington County, CO | Oil Property | Aug 2017 |
| 3360 | NVEGA | Mesa County, CO | Oil & Gas Property | Sep 2024 |
| 3361 | NW ARAPAHOE U | Cheyenne County, CO | Oil & Gas Property | Sep 2024 |
| 3362 | NW CEDAR HILL 32-10 1 | La Plata County, CO | Gas Property | Oct 2024 |
| 3363 | NW GRAYLIN D-SAND UNIT | Logan County, CO | Oil & Gas Property | Dec 2014 |
| 3364 | NWAU | Cheyenne County, CO | Gas Property | Sep 2024 |
| 3365 | NYGREN | Weld County, CO | Oil & Gas Property | Jun 2024 |
| 3366 | O. LUEKING | Yuma County, CO | Gas Property | Sep 2024 |
| 3367 | OCHO LD 17-3 | Adams County, CO | Oil & Gas Property | Sep 2024 |
| 3368 | OCHSNER | Weld County, CO | Oil & Gas Property | Jan 2023 |
| 3369 | OCOMA | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3370 | OCOMA | Weld County, CO | Oil & Gas Property | Dec 2016 |
| 3371 | OCOMA B | Weld County, CO | Oil & Gas Property | Oct 2016 |
| 3372 | OCOMA UPRR LEASE B | Weld County, CO | Oil & Gas Property | Oct 2016 |
| 3373 | ODELL | Yuma County, CO | Gas Property | Sep 2024 |
| 3374 | ODELL | Yuma County, CO | Oil & Gas Property | Sep 2024 |
| 3375 | ODENBAUGH | Weld County, CO | Oil & Gas Property | Jul 2022 |
| 3376 | ODLE BB1 | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 3377 | OESTMAN | Yuma County, CO | Gas Property | Aug 2022 |
| 3378 | OGRADY | Weld County, CO | Oil & Gas Property | Nov 2017 |
| 3379 | OHARE | Weld County, CO | Oil & Gas Property | Jan 2022 |
| 3380 | OJB 15 | Weld County, CO | Oil & Gas Property | Sep 2024 |
| 3381 | OKAGAWA | Garfield County, CO | Oil & Gas Property | Sep 2024 |
| 3382 | OLANDER | Weld County, CO | Oil & Gas Property | Oct 2024 |
| 3383 | OLANDER | Weld County, CO | Oil & Gas Property | May 2018 |
| 3384 | OLDLAND | Rio Blanco County, CO | Oil & Gas Property | Aug 2008 |
| 3385 | OLGUIN | La Plata County, CO | Gas Property | Oct 2024 |
| 3386 | OLIN | Weld County, CO | Oil & Gas Property | May 2020 |
| 3387 | OLIN | Weld County, CO | Oil & Gas Property | Jun 2019 |
| 3388 | OLIN HA | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 3389 | OLIN STATE | Weld County, CO | Oil & Gas Property | Nov 2019 |
| 3390 | OLSON | Weld County, CO | Oil & Gas Property | Jun 2020 |
| 3391 | OLSON | La Plata County, CO | Gas Property | Oct 2024 |
| 3392 | OLSON | Phillips County, CO | Gas Property | Sep 2023 |
| 3393 | OLSON | Weld County, CO | Oil & Gas Property | Jun 2018 |
| 3394 | OLSON-SMITH | La Plata County, CO | Gas Property | Oct 2024 |
| 3395 | OLTJENBRUNS | Phillips County, CO | Gas Property | Aug 2023 |
| 3396 | ONION 1907-0 | Weld County, CO | Oil & Gas Property | Aug 2024 |
| 3397 | OPAL LECHNER A | La Plata County, CO | Gas Property | Oct 2024 |
| 3398 | OPATRIL | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 3399 | OPDYKE | Weld County, CO | Oil & Gas Property | Feb 2024 |
| 3400 | OPEL | Weld County, CO | Oil & Gas Property | Sep 2024 |