| Title | Frm | Act | Figures | Comments | TS | Short Title | P |
| O Dear What Can the Matter Be | L | 2 | TTLDR | T=1,D/2=18 | Allen MS,1792 | 3 | |
| O! Dear! What Can the Matter Be? | L | 2 | STSTLP | Otsego CD,1808 | 48 | ||
| O'Conner's Whim | L | 2 | TTLCR | Otsego CD,1808 | 47 | ||
| O'Conner's Whim | L | 2 | TTLCR | Saltator CD,1807 | 31 | ||
| Oak Stick | L | 3 | SSSZLCR | Z=18,L/2 | Otsego CD,1808 | 48 | |
| Oak Stick | L | 3 | SSSVLCR | L/2 | Shepley MS,1794 | 2R | |
| Oak Stick,The | L | 3 | SSSVLCR | L/2 | Willcox MS,1793 | 8 | |
| Oaster River | L | 3 | SLSLLCXOR | S=24,L=49,X/2,O/2 | Shepley MS,1794 | 6V | |
| Oddity,The | L | 2 | SXSXLOR | X\2,O/2 | 6/8 | Norman 24CD,1799 | 4 |
| Oddity,The | 0 | [Illegible] | Norman MS,1799 | 4 | |||
| Off and On | L | 3 | LVLCOSTR | L+29,L/2 | English Archer,1800 | 140 | |
| Oh! Dear What Can the Matter Be | L | 2 | STSTLSLCR | S=24,T=1,L+19/2,S=54 | Maine MS,1800 | 13 | |
| Oh! Dear! What Can the Matter Be? | L | 2 | STSTLP | New Ladies CD,1793 | 147 | ||
| Old England Forever | L | 3 | LLOR | O/2 | Amer Ladies PB,1802 | 2 | |
| Old England Forever | L | 3 | LLOR | O/2 | Lady's Monitor,1801 | 127 | |
| On the Way to Baltimore | L | 3 | CCVOR | O/2 | Allen CD,1799 | 5 | |
| Only Think of Me | L | 3 | HHLCLT | L/2 | English Archer,1800 | 141 | |
| Opera Hat,The.Russian Dance,or | L | 2 | OLR | 2/4 | Willig CD,1812 | 3,4 | |
| Opera Hornpipe,The | L | 3 | HHOLCLC | O/2,L/2 | Amer Ladies PB,1796 | 146 | |
| Opera House | L | 3 | XLCTE | X/2,E=L | Otsego CD,1808 | 48 | |
| Opera House | L | 3 | XLCTE | X/2,E=L | Shepley MS,1794 | 6R | |
| Opera Reel | L | 2 | XLEOR | X/2,E+19,O/2 | Contra Dances,1800 | 3-4 | |
| Opera Reel | L | 2 | XLSLSESOR | X=63/2,S=54,E+19/2,O=1 | Dedham CD,1803 | 35 | |
| Opera Reel | L | 2 | XLSEOER | X=63,L+19,S=54,E+19,O=1/2 | Essex MS,1830 | 17 | |
| Opera Reel | L | 3 | DLCTE | E=L | Ives CD,1799 | 5-6 | |
| Opera Reel | L | 3 | XLCOR | X/2,O/2 | Munson CD,1808 | 5-6 | |
| Opera Reel | L | 2 | XLSEOER | X/2,L+19,S=54,E+19,O=1 | Nichols Guide,1810 | 57 | |
| Opera Reel | L | 3 | DLCTTY | T=1,Y+19 | Otsego CD,1808 | 47 | |
| Opera Reel | L | 2 | XLSEOER | X/2,S=54,E+19/2,O=1/2 | Schaffer CD,1809 | 16 | |
| Opera Reel,The | L | 3 | OLTDSSGS | O=1,L+19,D+19,S=24,S=54 | Dedham CD,1803 | 32 | |
| Opera,The | L | 2 | GTTVTVHRK | New Academy,1795 | 140 | ||
| Opera,The | L | 2 | GTVGTVHRKSCL | T/2,L/2 | New Academy,1795 | 142 | |
| Oprea Reel.Gordian Knot,or | L | 3 | DSDSLSLCOR | D+19/2,S=54,L+19/2,O+35/2 | Rice CD,1801 | 5 | |
| Orange Tree | L | 3 | STSDSTSLCOR | S=24,T/2,D&L,D/2,D+56,L&D | Griffiths CD,1794 | 9 | |
| Orange Tree | 0 | [No figures] | [Figures unavailable] | Innocent,1803 | |||
| Orange Tree | L | 3 | SDSLLCR | S=24,D&L,L&D | Leominster CD,1799 | 4 | |
| Orange Tree | L | 3 | DSDSLSLCGGXTS | D+19,S=54,L+19,X=63,S=24 | Maine MS,1800 | 5 | |
| Orange Tree | L | 3 | SGSGLCR | S=24,S=24 | Otsego CD,1808 | 48 | |
| Orange Tree | L | 3 | STSDSTSLCOR | S=24,T/2,D&L,D/2,D+56,L&D | Otsego CD,1808 | 49 | |
| Orange Tree | L | 3 | XDVLSGR | X=63,D/2,L+29/2,S=24 | Saltator CD,1802 | 93 | |
| Orange Tree | L | 3 | XDVLSGR | X=63,D/2,L+29/2,S=24 | Saltator CD,1807 | 27 | |
| Orange Tree | L | 3 | STSDSTSLCOR | S=24,T/2,D&L,D/2,D+56,L&D | Skylark CD,1797 | 309 | |
| Orange Tree,The | L | 3 | OOH | O/2,O=24,H=58 | Burbank CD,1799 | 7 | |
| Orange Tree,The | L | 2 | STSTAOG | S=24,T=1,A/2,O+19+54,G+63 | Dedham CD,1803 | 14 | |
| Orange Tree,The | L | 3 | SCSLCOR | S=24,C&L,L/2,L&C,O/2 | Stockbridge CD,1794 | 10-11 | |
| Orange Tree,The | L | 3 | STSDSTSLCOR | S=24,T/2,D/2+56&L/2,O/2 | Worcester CD,1800 | 12 | |
| Oring Tree,The | L | 3 | SDSLCOR | S=24,D&L,L&D,L/2,D/2,O/2 | Northampton CD,1796 | 3 | |
| Ork Fusiliers | L | 3 | TTLCOR | O/2 | Willcox MS,1793 | 36 | |
| Orpheus and Eurydice | L | 3 | DVSXGGR | D/2,S=24,X/2,G&SG | Ives CD,1799 | 4 | |
| Osburn Place Assembly | L | 3 | HHLR | Merrill MS,1795 | 8 | ||
| Oscar & Malvinia | L | 3 | SGGLAT | S=56,T=1,A/2 | 2/4 | Frobischer MS,1793 | 24V |
| Oscar and Malvina | L | 3 | CCLPR | L=61 | Ives CD,1799 | 9 | |
| Oscar and Malvina,or,Kempshot Hunt | L | 3 | CCLTTTT | T=1 | Otsego CD,1808 | 48 | |
| Oston River | L | 3 | DLDLCSOSR | D&L,C=9,S=24,O/2,R/2 | Blanchard CD,1809 | 12 | |
| Over the Hills &c | L | 3 | GGSVR | S=56 | Weeks MS,1783 | 11 | |
| Overthrow,The | L | 2 | XLCAR | A/2 | Allen CD,1799 | 6 | |
| Oyster River | L | 2 | GSGSXSLSLCR | S=54,X=63/2,S=24,L/2+19 | Amherst CD,1798 | 2 | |
| Oyster River | L | 3 | YYLCSTR | Y=85+29,T=1 | Essex MS,1830 | 19 | |
| Oyster River | L | 2 | GGXLCR | X=63/2 | Muzzey MS,1795 | 20 | |
| Oyster River | L | 3 | TTXLCOSTR | T=1,X=63/2,O/2,S=24 | Saltator CD,1802 | 95 | |
| Oyster River | L | 3 | TTXLCOSTR | T=1,X=63/2,S=24,O/2 | Saltator CD,1807 | 30 |