| Issue Dates and Yearly Information |
| Yellow 1956 Base Plate: Issued from 1956 through 1961. White 1962 Base Plate: Issued from 1962 through 1967. Yellow 1968 Base Plate: Issued from 1968 through 1973. White 1974 Base Plate: Issued from 1974 through 1976 Dated with "74" 1976, 1977, 1978 Years issued on undated plates with "Maine" shifted to the left. 1979 plates issued with centered "Maine" A Series: 1980 B Series: 1981 C Sereis: 1982 D Series: Late 1982 -Early 1983 E Series: Mid 1983 - Early 1984 F Series: Early 1984 G Series: Late 1984 - Mid 1985 H Series: Mid 1985 - Early 1986 I Series: 1986 J Series: Mid 1986 - Late 1986 K Series: Late 1986- Early 1987 L Series: Early 1987 - Late 1987 M Series: Late 1987 - Early 1988 N Series Early 1988 through June, 30 1987 (last Black and White Plates) Lobster Plates July 1, 1987 through June 30, 1999 P Series: 1988 Q Series: 1988 R Series: 1988 S Series: 1988 T Series: 1988 U Series: 1989 V Series: 1989 W Series: 1989 X Series: 1990 Y Series: 1990 Z Series: 1990 -Early 1991 AA through ZZ series: 1991 through 1992 AB through AZ series: 1993 through Early 1994 BA through BZ series: Mid 1994 through Early 1996 CA through CZ series: Early 1996 through Late 1997 DA through DZ series: Late 1997 through Late 1999 EA through ES series: Late 1999 through June 2000 Chickadee Plates July 1, 1999 GA Series through HU Series: 2000 HV Series through JW Series: 2001 JX Series through KN Series: 2002 KP Series through LE series: 2003 LF Series through LX series: 2004 LY Series Through Current: 2005 Loon Plates: February 1994 University Plates: Mid 1994 New Lobster Plates: May 1, 2003 Black Bear Plates: Nov. 3, 2003 |
| Updated: Mar. 21, 2004 |