- hours Jack says Sayid was out after getting hit with tranquilizer darts. (Ep: 5x4, The Little Prince)
- Kate's address - 42 Panorama Crest. (Ep: 5x4, The Little Prince)
- the next ticket in line plus 300 at the butcher shop. Ben took ticket number 342 to wait in line for Jill the butcher. (Ep: 5x2, The Lie)
- one of the kids' jersey's at Hurley's birthday party. (Ep: 4x12, There's No Place Like Home Part 1)
- thousands of dollars Desmond needed to buy a boat for the boat race. (Ep: 2x23, Live Together, Die Alone)
- the crossword question that Locke looked at. (Ep: 2x8, Collision)
- The number 42 is on the wall inside the hatch. (Ep: 2x1, Man of Science, Man of Faith)
- nozzle openings on Desmond's shower head. (Ep: 2x1, Man of Science, Man of Faith)
- The number on the spin dial lock rested on 42. (Ep: 2x1, Man of Science, Man of Faith)
- Part of the id on Jack's badge. (Ep: 2x1, Man of Science, Man of Faith)
- minutes past 10 a.m. that Flight 815 was scheduled to land in L.A. (Ep: 1x24, Exodus Part 2)
- people in the line that Hurley tried to get in front of at the airport. Episode 1x24, Exodus Part 2
- the hotel room that Hurley stayed in (2342). (Ep: 1x24, Exodus Part 2)
- Ana-Lucia's airplane seat. (Ep: 1x23, Exodus Part 1)
- spaces on a game of connect 4. Lenny played connect 4 when Hurley went to visit him. (Ep: 1x18, Numbers)
- numbers on Rousseau's map. (Ep: 1x23, Exodus Part 1)
- days late (6 weeks) Claire was when she found out she was pregnant. (Ep: 1x10, Raised by Another)
- what the pool ball numbers that were on the table added up to. (Ep: 1x8, Confidence Man)
ADDITIONAL SOURCES:
TV Dramas About.com
Teen TV/Movies About.com
4815162342.com
The Lost Numbers
Lost Hatch
Finding Lost: The Unofficial Guide.

