Postcodes first introduced in January 1983

January 2023 (1949 new postcodes) December 2022 (1342 new postcodes) November 2022 (1775 new postcodes) October 2022 (1887 new postcodes) September 2022 (1342 new postcodes) August 2022 (1826 new postcodes) July 2022 (1738 new postcodes) June 2022 (1461 new postcodes) May 2022 (1761 new postcodes) April 2022 (1561 new postcodes) March 2022 (1508 new postcodes) February 2022 (3236 new postcodes) December 2021 (1351 new postcodes) November 2021 (1870 new postcodes) October 2021 (1567 new postcodes) September 2021 (1503 new postcodes) August 2021 (1877 new postcodes) July 2021 (1580 new postcodes) June 2021 (1707 new postcodes) May 2021 (1933 new postcodes) April 2021 (1788 new postcodes) March 2021 (1992 new postcodes) February 2021 (2362 new postcodes) January 2021 (1204 new postcodes) December 2020 (2075 new postcodes) November 2020 (2787 new postcodes) October 2020 (2189 new postcodes) September 2020 (1610 new postcodes) August 2020 (1736 new postcodes) July 2020 (1580 new postcodes) June 2020 (1502 new postcodes) May 2020 (1054 new postcodes) April 2020 (2493 new postcodes) February 2020 (1681 new postcodes) January 2020 (1378 new postcodes) December 2019 (1667 new postcodes) November 2019 (1587 new postcodes) October 2019 (1605 new postcodes) September 2019 (1865 new postcodes) August 2019 (1405 new postcodes) July 2019 (1419 new postcodes) June 2019 (2276 new postcodes) May 2019 (1495 new postcodes) April 2019 (2010 new postcodes) March 2019 (1496 new postcodes) February 2019 (1537 new postcodes) January 2019 (1469 new postcodes) December 2018 (1741 new postcodes) November 2018 (1464 new postcodes) October 2018 (1572 new postcodes) September 2018 (1794 new postcodes) August 2018 (1402 new postcodes) July 2018 (2042 new postcodes) June 2018 (1499 new postcodes) May 2018 (1626 new postcodes) April 2018 (1808 new postcodes) March 2018 (1372 new postcodes) February 2018 (1539 new postcodes) January 2018 (2375 new postcodes) December 2017 (1323 new postcodes) November 2017 (1535 new postcodes) October 2017 (1775 new postcodes) September 2017 (1326 new postcodes) August 2017 (1450 new postcodes) July 2017 (1764 new postcodes) June 2017 (1397 new postcodes) May 2017 (1427 new postcodes) April 2017 (1650 new postcodes) March 2017 (1455 new postcodes) February 2017 (1353 new postcodes) January 2017 (1703 new postcodes) December 2016 (1204 new postcodes) November 2016 (1521 new postcodes) October 2016 (2012 new postcodes) September 2016 (1304 new postcodes) August 2016 (1552 new postcodes) July 2016 (1303 new postcodes) June 2016 (1302 new postcodes) May 2016 (1585 new postcodes) April 2016 (1285 new postcodes) March 2016 (1706 new postcodes) February 2016 (1541 new postcodes) January 2016 (1103 new postcodes) December 2015 (1020 new postcodes) November 2015 (1546 new postcodes) October 2015 (1204 new postcodes) September 2015 (1248 new postcodes) August 2015 (1351 new postcodes) July 2015 (1199 new postcodes) June 2015 (1611 new postcodes) May 2015 (1277 new postcodes) April 2015 (1243 new postcodes) March 2015 (1346 new postcodes) February 2015 (1762 new postcodes) January 2015 (1199 new postcodes) December 2014 (1071 new postcodes) November 2014 (1455 new postcodes) October 2014 (1045 new postcodes) September 2014 (1277 new postcodes) August 2014 (1068 new postcodes) July 2014 (1134 new postcodes) June 2014 (1494 new postcodes) May 2014 (1011 new postcodes) April 2014 (1029 new postcodes) March 2014 (1036 new postcodes) February 2014 (1271 new postcodes) January 2014 (883 new postcodes) December 2013 (1247 new postcodes) November 2013 (1080 new postcodes) October 2013 (1103 new postcodes) September 2013 (1707 new postcodes) August 2013 (1141 new postcodes) July 2013 (2582 new postcodes) May 2013 (1149 new postcodes) April 2013 (1274 new postcodes) March 2013 (1643 new postcodes) February 2013 (1905 new postcodes) January 2013 (1045 new postcodes) December 2012 (1226 new postcodes) November 2012 (1067 new postcodes) October 2012 (1161 new postcodes) September 2012 (1461 new postcodes) August 2012 (1201 new postcodes) July 2012 (1547 new postcodes) June 2012 (1198 new postcodes) May 2012 (1203 new postcodes) April 2012 (1648 new postcodes) March 2012 (1442 new postcodes) February 2012 (2786 new postcodes) January 2012 (12 new postcodes) December 2011 (1361 new postcodes) November 2011 (1499 new postcodes) October 2011 (1590 new postcodes) September 2011 (1213 new postcodes) August 2011 (1811 new postcodes) July 2011 (1332 new postcodes) June 2011 (1560 new postcodes) May 2011 (3279 new postcodes) March 2011 (1822 new postcodes) February 2011 (1737 new postcodes) January 2011 (1738 new postcodes) December 2010 (1188 new postcodes) November 2010 (2083 new postcodes) October 2010 (1755 new postcodes) September 2010 (1706 new postcodes) August 2010 (1959 new postcodes) July 2010 (1835 new postcodes) June 2010 (1687 new postcodes) May 2010 (2196 new postcodes) April 2010 (1750 new postcodes) March 2010 (1917 new postcodes) February 2010 (2384 new postcodes) January 2010 (1570 new postcodes) December 2009 (1540 new postcodes) November 2009 (2161 new postcodes) October 2009 (1898 new postcodes) September 2009 (1950 new postcodes) August 2009 (2248 new postcodes) July 2009 (1989 new postcodes) June 2009 (2859 new postcodes) May 2009 (2015 new postcodes) April 2009 (2063 new postcodes) March 2009 (2139 new postcodes) February 2009 (2683 new postcodes) January 2009 (2020 new postcodes) December 2008 (1787 new postcodes) November 2008 (2596 new postcodes) October 2008 (2103 new postcodes) September 2008 (2578 new postcodes) August 2008 (2374 new postcodes) July 2008 (2422 new postcodes) June 2008 (3053 new postcodes) May 2008 (2497 new postcodes) April 2008 (2384 new postcodes) March 2008 (3324 new postcodes) February 2008 (2823 new postcodes) January 2008 (4612 new postcodes) December 2007 (1884 new postcodes) November 2007 (2725 new postcodes) October 2007 (2309 new postcodes) September 2007 (3101 new postcodes) August 2007 (2513 new postcodes) July 2007 (5712 new postcodes) June 2007 (2378 new postcodes) May 2007 (2569 new postcodes) April 2007 (3300 new postcodes) March 2007 (2601 new postcodes) February 2007 (2951 new postcodes) January 2007 (7091 new postcodes) December 2006 (73 new postcodes) November 2006 (2278 new postcodes) October 2006 (3518 new postcodes) September 2006 (5477 new postcodes) August 2006 (2396 new postcodes) July 2006 (5659 new postcodes) June 2006 (2438 new postcodes) May 2006 (2148 new postcodes) April 2006 (2836 new postcodes) March 2006 (2761 new postcodes) February 2006 (2797 new postcodes) January 2006 (2872 new postcodes) December 2005 (2025 new postcodes) November 2005 (2256 new postcodes) October 2005 (3155 new postcodes) September 2005 (2748 new postcodes) August 2005 (2712 new postcodes) July 2005 (2482 new postcodes) June 2005 (2530 new postcodes) May 2005 (2715 new postcodes) April 2005 (2990 new postcodes) March 2005 (4846 new postcodes) February 2005 (9569 new postcodes) January 2005 (7582 new postcodes) December 2004 (26 new postcodes) November 2004 (3660 new postcodes) October 2004 (3068 new postcodes) September 2004 (3462 new postcodes) August 2004 (3464 new postcodes) July 2004 (2992 new postcodes) June 2004 (2887 new postcodes) May 2004 (3995 new postcodes) April 2004 (2029 new postcodes) March 2004 (3171 new postcodes) February 2004 (3857 new postcodes) January 2004 (6679 new postcodes) November 2003 (3836 new postcodes) October 2003 (2775 new postcodes) September 2003 (3766 new postcodes) August 2003 (2858 new postcodes) July 2003 (3217 new postcodes) June 2003 (3905 new postcodes) May 2003 (2922 new postcodes) April 2003 (2885 new postcodes) March 2003 (4717 new postcodes) February 2003 (4135 new postcodes) January 2003 (2683 new postcodes) December 2002 (3327 new postcodes) November 2002 (2792 new postcodes) October 2002 (3095 new postcodes) September 2002 (3609 new postcodes) August 2002 (3042 new postcodes) July 2002 (6968 new postcodes) June 2002 (21395 new postcodes) May 2002 (3269 new postcodes) April 2002 (14 new postcodes) March 2002 (78 new postcodes) January 2002 (1126 new postcodes) December 2001 (21718 new postcodes) October 2001 (11 new postcodes) September 2001 (35 new postcodes) August 2001 (35 new postcodes) July 2001 (121 new postcodes) June 2001 (23885 new postcodes) April 2001 (12 new postcodes) March 2001 (29 new postcodes) February 2001 (42 new postcodes) January 2001 (824 new postcodes) December 2000 (29692 new postcodes) November 2000 (101 new postcodes) October 2000 (10148 new postcodes) September 2000 (172 new postcodes) August 2000 (360 new postcodes) July 2000 (938 new postcodes) June 2000 (29157 new postcodes) May 2000 (612 new postcodes) March 2000 (194 new postcodes) February 2000 (271 new postcodes) January 2000 (385 new postcodes) December 1999 (22891 new postcodes) November 1999 (94 new postcodes) October 1999 (82 new postcodes) September 1999 (91 new postcodes) August 1999 (276 new postcodes) July 1999 (73 new postcodes) June 1999 (45373 new postcodes) April 1999 (263 new postcodes) February 1999 (201 new postcodes) January 1999 (108 new postcodes) December 1998 (24811 new postcodes) November 1998 (25 new postcodes) October 1998 (126 new postcodes) September 1998 (153 new postcodes) August 1998 (177 new postcodes) June 1998 (30866 new postcodes) May 1998 (158 new postcodes) April 1998 (37 new postcodes) March 1998 (58 new postcodes) February 1998 (88 new postcodes) January 1998 (309 new postcodes) December 1997 (29245 new postcodes) October 1997 (49 new postcodes) September 1997 (53 new postcodes) August 1997 (238 new postcodes) July 1997 (251 new postcodes) June 1997 (22645 new postcodes) April 1997 (62 new postcodes) March 1997 (63 new postcodes) February 1997 (239 new postcodes) December 1996 (18314 new postcodes) October 1996 (24 new postcodes) September 1996 (12 new postcodes) July 1996 (45 new postcodes) June 1996 (28218 new postcodes) December 1995 (21060 new postcodes) July 1995 (31941 new postcodes) January 1995 (16840 new postcodes) December 1994 (25525 new postcodes) November 1994 (9 new postcodes) October 1994 (1056 new postcodes) September 1994 (145 new postcodes) August 1994 (1 new postcodes) June 1994 (309 new postcodes) May 1994 (39232 new postcodes) April 1994 (14 new postcodes) March 1994 (2 new postcodes) February 1994 (1355 new postcodes) October 1993 (1 new postcodes) September 1993 (70 new postcodes) August 1993 (15941 new postcodes) July 1993 (19 new postcodes) June 1993 (237 new postcodes) May 1993 (568 new postcodes) April 1993 (2 new postcodes) March 1993 (4 new postcodes) February 1993 (306 new postcodes) January 1993 (19094 new postcodes) December 1992 (12 new postcodes) November 1992 (1 new postcodes) October 1992 (884 new postcodes) August 1992 (26029 new postcodes) July 1992 (885 new postcodes) June 1992 (4 new postcodes) May 1992 (465 new postcodes) March 1992 (4 new postcodes) February 1992 (307 new postcodes) January 1992 (14747 new postcodes) December 1991 (1 new postcodes) November 1991 (225 new postcodes) October 1991 (9 new postcodes) September 1991 (15660 new postcodes) August 1991 (53 new postcodes) July 1991 (210 new postcodes) March 1991 (378 new postcodes) February 1991 (11 new postcodes) January 1991 (11610 new postcodes) December 1990 (1402 new postcodes) November 1990 (90 new postcodes) October 1990 (8 new postcodes) September 1990 (456 new postcodes) August 1990 (7606 new postcodes) July 1990 (15766 new postcodes) June 1990 (222 new postcodes) May 1990 (9 new postcodes) April 1990 (4 new postcodes) March 1990 (20 new postcodes) February 1990 (25495 new postcodes) January 1990 (1 new postcodes) December 1989 (40 new postcodes) November 1989 (34 new postcodes) October 1989 (196 new postcodes) September 1989 (18 new postcodes) July 1989 (420 new postcodes) June 1989 (19 new postcodes) May 1989 (24 new postcodes) April 1989 (340 new postcodes) March 1989 (14 new postcodes) February 1989 (40 new postcodes) November 1988 (68 new postcodes) October 1988 (13 new postcodes) August 1988 (31 new postcodes) May 1988 (6 new postcodes) April 1988 (5 new postcodes) March 1988 (7803 new postcodes) February 1988 (15 new postcodes) January 1988 (9 new postcodes) December 1987 (10 new postcodes) November 1987 (6 new postcodes) October 1987 (3542 new postcodes) September 1987 (113 new postcodes) August 1987 (74 new postcodes) July 1987 (38 new postcodes) June 1987 (107 new postcodes) May 1987 (67 new postcodes) April 1987 (10418 new postcodes) March 1987 (161 new postcodes) February 1987 (81 new postcodes) January 1987 (187 new postcodes) December 1986 (128 new postcodes) November 1986 (30 new postcodes) October 1986 (93 new postcodes) September 1986 (135 new postcodes) August 1986 (61 new postcodes) July 1986 (7412 new postcodes) June 1986 (165 new postcodes) May 1986 (147 new postcodes) April 1986 (6713 new postcodes) March 1986 (22 new postcodes) February 1986 (176 new postcodes) January 1986 (1998 new postcodes) December 1985 (159 new postcodes) November 1985 (86 new postcodes) October 1985 (6904 new postcodes) September 1985 (122 new postcodes) August 1985 (44 new postcodes) July 1985 (161 new postcodes) June 1985 (5 new postcodes) May 1985 (78 new postcodes) April 1985 (9076 new postcodes) March 1985 (89 new postcodes) February 1985 (42 new postcodes) January 1985 (268 new postcodes) December 1984 (34705 new postcodes) November 1984 (34 new postcodes) October 1984 (7573 new postcodes) September 1984 (96 new postcodes) July 1984 (55 new postcodes) June 1984 (88 new postcodes) May 1984 (74 new postcodes) March 1984 (158 new postcodes) February 1984 (5325 new postcodes) January 1984 (54 new postcodes) December 1983 (88 new postcodes) November 1983 (60 new postcodes) October 1983 (129 new postcodes) September 1983 (7 new postcodes) August 1983 (139 new postcodes) July 1983 (6580 new postcodes) June 1983 (117 new postcodes) May 1983 (106 new postcodes) April 1983 (108 new postcodes) March 1983 (6021 new postcodes) February 1983 (188 new postcodes) January 1983 (5786 new postcodes) December 1982 (231 new postcodes) November 1982 (8 new postcodes) September 1982 (7 new postcodes) August 1982 (189 new postcodes) July 1982 (21 new postcodes) June 1982 (185 new postcodes) May 1982 (6 new postcodes) April 1982 (149 new postcodes) March 1982 (4674 new postcodes) February 1982 (21 new postcodes) January 1982 (11 new postcodes) December 1981 (514 new postcodes) November 1981 (5 new postcodes) October 1981 (42 new postcodes) September 1981 (3684 new postcodes) August 1981 (11 new postcodes) July 1981 (215 new postcodes) June 1981 (16170 new postcodes) May 1981 (58 new postcodes) April 1981 (42 new postcodes) March 1981 (90 new postcodes) February 1981 (49 new postcodes) January 1981 (73 new postcodes) December 1980 (133 new postcodes) November 1980 (84 new postcodes) October 1980 (146 new postcodes) September 1980 (128 new postcodes) August 1980 (9 new postcodes) July 1980 (123 new postcodes) June 1980 (86 new postcodes) May 1980 (6 new postcodes) April 1980 (178 new postcodes) March 1980 (196 new postcodes) February 1980 (179 new postcodes) January 1980 (1335022 new postcodes) December 1979 (51 new postcodes) November 1979 (1 new postcodes) October 1979 (1 new postcodes) September 1979 (2 new postcodes) August 1979 (13 new postcodes) July 1979 (13 new postcodes) June 1979 (3 new postcodes) May 1979 (51 new postcodes) April 1979 (5 new postcodes) March 1979 (10 new postcodes) February 1979 (6 new postcodes) January 1979 (8 new postcodes) December 1978 (23 new postcodes) November 1978 (14 new postcodes) October 1978 (17 new postcodes) September 1978 (6 new postcodes) August 1978 (19 new postcodes) July 1978 (41 new postcodes) June 1978 (19 new postcodes) May 1978 (16 new postcodes) April 1978 (4 new postcodes) March 1978 (20 new postcodes) February 1978 (5 new postcodes) January 1978 (30 new postcodes) December 1977 (20 new postcodes) November 1977 (1 new postcodes) October 1977 (41 new postcodes) September 1977 (12 new postcodes) August 1977 (39 new postcodes) July 1977 (38 new postcodes) June 1977 (8 new postcodes) May 1977 (31 new postcodes) April 1977 (4 new postcodes) March 1977 (74 new postcodes) February 1977 (7 new postcodes) January 1977 (6 new postcodes) December 1976 (60 new postcodes) November 1976 (4 new postcodes) October 1976 (6 new postcodes) September 1976 (23 new postcodes) August 1976 (24 new postcodes) July 1976 (49 new postcodes) June 1976 (21 new postcodes) May 1976 (9 new postcodes) April 1976 (55 new postcodes) March 1976 (3 new postcodes) February 1976 (23 new postcodes) January 1976 (43 new postcodes) December 1975 (16 new postcodes) November 1975 (4 new postcodes) October 1975 (6 new postcodes) September 1975 (60 new postcodes) August 1975 (8 new postcodes) July 1975 (8 new postcodes) June 1975 (25 new postcodes) May 1975 (4 new postcodes) April 1975 (62 new postcodes) March 1975 (15 new postcodes) February 1975 (22 new postcodes) January 1975 (13 new postcodes) December 1974 (13 new postcodes) November 1974 (8 new postcodes) October 1974 (18 new postcodes) September 1974 (5 new postcodes) August 1974 (2 new postcodes) July 1974 (2 new postcodes) June 1974 (34 new postcodes) April 1974 (2 new postcodes) March 1974 (16 new postcodes) February 1974 (5 new postcodes) January 1974 (242 new postcodes) August 1973 (12445 new postcodes)