Union Pacific Railroad

Missouri Pacific Locomotives

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(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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