Union Pacific Railroad
Missouri Pacific Locomotives
(Return to Union Pacific Diesel Index Page)
(As of December 1982)
December 1982 Total: 1,565 units (1,588, including slugs)
Total does not include 120 units delivered to MP in 1984 (SD50) and 1985 (C36-7)
The control of MP by UP was approved on 22 December 1982, and took effect on 1 January 1983; operations were consolidated on 1 January 1986, when renumbering also took effect. The 120 locomotives (60 SD50s and 60 C36-7s) purchased by MoPac after December 1982, but before January 1986, were owned and lettered for MoPac, but painted UP yellow and gray.
| Road Number | Model | Qty. | UP Number |
| MP 1100-1199 | SW1200 | 92 | (not assigned UP numbers) |
| MP 1216, 1222-1251 | SW9 | 29 | (not assigned UP numbers) |
| MP 1253-1299 | SW1200 | 47 | (not assigned UP numbers) |
| MP 1356-1392 | MP15DC | 37 | UP 1356-1392 |
| MP 1400-1422 | Yard Slug | 23 | UP S9-S31 |
| MP 1518-1521 | SW1500 | 4 | UP 1318-1321 |
| MP 1530-1554 | MP15DC | 25 | UP 1330-1354 |
| MP 1555-1714 | GP15-1 | 160 | UP 1555-1714 |
| MP 1715-1744 | GP15AC | 30 | UP 1715-1744 |
| MP 1850-1896, 1900-1994 | GP18 | 103 | (not assigned UP numbers) |
| MP 2000, 2001 | GP28 | 2 | UP 2060, 2061 (not renumbered) |
| MP 2002-2007 | GP38 | 6 | (not assigned UP numbers) |
| MP 2009-2063 | GP38-2 | 55 | UP 2335-2379, 2380-2389 |
| MP 2064-2073 | GP38-2 | 10 | UP 2390-2399 (not renumbered) |
| MP 2074-2334 | GP38-2 | 261 | UP 2074-2110, 2111-2237, 2238-2289, 2290-2334 |
| MP 2502-2564 | GP35 | 47 | (not assigned UP numbers) |
| MP 2600-2617 | GP35M | 18 | (not assigned UP numbers) |
| MP 2965-2999 | U30C | 35 | UP 2965-2999 (not renumbered) |
| MP 3000-3033, MP 3034-3053, MP 3054-3069, MP 3070-3089 |
SD40 | 90 |
UP 4000-4019, 4020-4033, 4054-4069 (UP 4034-4053, 4070-4089 not used) |
| MP 3090-3321 | SD40-2 | 232 | UP 4090-4114, 4115-4163, 4164-4201, 4202-4215, 4216-4321 |
| MP 3500-3529 | GP50 | 30 | UP 50-79 |
| MP 4500-4537 | U23B | 38 | UP 534-571 |
| MP 4600-4684 | B23-7 | 82 | UP 100-184 |
| MP 4667-4669 | B23-7M | 3 | UP 257-259 |
| MP 4800-4854 | B30-7A | 55 | UP 200-254 |
| MP 5000-5059 | SD50 | 60 | UP 5000-5059 (not included in Dec 1982 total) |
| MP 6000-6073 | SD40-2 | 74 | UP 3900-3973 |
| MP 9000-9059 | C36-7 | 60 | UP 9000-9059 (not included in Dec 1982 total) |
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