The first player to wear #45 for the Mets was pitcher Ron Locke in 1964. Others to wear the number:
1) Tug McGraw: 1965-1974
2) Rick Baldwin: 1975-1977
3) Butch Metzger: 1978
4) Jeff Reardon: 1979-1980
5) Brent Gaff: 1982-1984
6) Randy Niemann: 1985
7) John Candelaria: 1987
8) Edwin Nunez: 1988
9) Mark Carreon: 1990-1991
10) Paul Gibson: 1992-1993
11) Mauro Gozzo: 1994
12) Jerry DiPoto: 1995-1996
13) John Franco: 1998-2004
14) Pedro Martinez: 2005-2008
The first player to wear #9 for the Mets was Jim Hickman who wore the number between 1962-1966. Others to wear #9 for the Mets:
1968-1969: J.C. Martin
1972: Bill Sudakis
1973-1964: George Theodore
1975-1977: Joe Torre
1982: Bruce Bochy
1983: Mark Bradley
1984: Jerry Martin
1985: Ronn Reynolds
1987-1991: Gregg Jefferies
1992-1998: Todd Hundley
2000-2001: Todd Zeile
2002-2004: Ty Wigginton
2006-2007: Ricky Ledee
2008: Marlon Anderson
2009: Omir Santos
The Number 25 was not used by the Mets in 1970. Amos Otis wore in the number for the World Series Champion Mets in 1969 and Don Hahn wore the number in 1971
Jose Reyes
Casey Stengel wore #37 as manager of the Yankees and Mets. His MLB playing career ended before players started wearing numbers on their jersey.
No Mets player or coach wore the number 9 during their World Series winning 1986 season
Fransisco Rodriguez, picher on the New York Mets.
Jonathon Niese is number 49 on the New York Mets.
Andrew Brown is number 30 on the New York Mets.
Anthony Recker is number 20 on the New York Mets.
Bobby Parnell is number 39 on the New York Mets.
Carlos Torres is number 52 on the New York Mets.
Chris Young is number 1 on the New York Mets.
Curtis Granderson is number 3 on the New York Mets.