Possible Oddishes:
f5 2a (42 TM45s, rival name) (works, boulder)
80 2c (44 PCs, rival name) (works, boulder)
ef 2e (46 TMs, rival name) (requires fly to work)
44 2f (47 x specials, shopping) (works, but long wait)
8b 37 (55 TRADE CENTERs, rival name) (nope)
e7 38 (56 TMs, rival name) (nope)
26 3c (60 carbos, shopping) (works, but good luck affording 60 carbos)
43 43 (67 x speeds, shopping) (works) 
ef 43 (67 TMs, rival name) (nope)
01 54 (84 master balls, TID) (works)
a3 55 (85 NAME?s, Rival name) (works, boulder) 
e6 55 (85 TMs, rival name) (nope)
9f 57 (87 ABCD...s, rival name) (nope)
94 59 (89 Etes, rival name) (works, boulder, long wait)
b9 5a (90 *Rival name*Gs, rival name) (requires fly)
b4 5f (95 JACKs, rival name) (requires fly)
20 63 (99 fire stones, shopping) (works, boulder)
0a 68 (104 moon stones)
a5 6d (109 SisMs4s, rival name) (works, long wait)
5e 6f (111 9fs, TID) (boulder, can only reach route 3)


Possible Goldeens:
aa 06 (6 NEW NAMEs, rival name) (nope)
0b 1f (31 antidotes, shopping) (nope)
e3 3f (63 TMs, rival name) (can only reach route 3)
83 52 (82 pu things, rival name) (works, long wait)
13 53 (83 super potions, shopping) (requires fly)
5e 59 (89 9fs, TID) (works, boulder, very long wait)
f5 59 (89 TMs, rival name) (nope)
85 5f (95 TRADE... , rival name) (works, boulder, very long wait)
91 5f (95 CANCELs, rival name) (works, boulder)
98 60 (96 things, rival name) (requires fly)
ae 60 (96 glitch blocks, rival name) (requires fly)
92 69 (105 WA4s, rival name) (works, boulder)
ae 6c (108 BLUEs, rival name) (nope)
80 6f (111 PCs, rival name) (nope)
a6 7d (125 things, rival name) (works, boulder)
aa 7d (125 NEW NAMEs, rival name) (nope)