Most populated postal codes

The 20 postal code areas in Helsinki with the most residents, and the 20 with the fewest, out of 291 with a published figure.

	Area	Municipality	Postal code	Residents
1	Helsinki	Helsinki	00940	26,432
2	Vantaa	Helsinki	01300	24,875
3	Espoo	Helsinki	02230	22,927
4	Helsinki	Helsinki	00980	22,693
5	Vantaa	Helsinki	01600	19,159
6	Helsinki	Helsinki	00100	18,492
7	Vantaa	Helsinki	01450	18,126
8	Helsinki	Helsinki	00530	17,951
9	Espoo	Helsinki	02320	17,639
10	Espoo	Helsinki	02600	17,336
11	Helsinki	Helsinki	00200	16,169
12	Nummela	Helsinki	03100	15,681
13	Espoo	Helsinki	02760	15,512
14	Helsinki	Helsinki	00180	14,784
15	Helsinki	Helsinki	00700	14,539
16	Espoo	Helsinki	02200	14,415
17	Espoo	Helsinki	02780	14,251
18	Vantaa	Helsinki	01620	14,204
19	Helsinki	Helsinki	00420	13,973
20	Tuusula	Helsinki	04300	13,889

Least populated postal codes

	Area	Municipality	Postal code	Residents
1	Millola	Helsinki	09520	114
2	Helsinki	Helsinki	00290	152
3	Kiljava	Helsinki	05250	166
4	Hyönölä	Helsinki	03870	175
5	Vantaa	Helsinki	01740	177
6	Uusitalo	Helsinki	03710	203
7	Sahakylä	Helsinki	04770	204
8	Espoo	Helsinki	02980	218
9	Hautjärvi	Helsinki	04840	220
10	Upinniemi	Helsinki	02470	228
11	Lappers	Helsinki	02590	237
12	Lohja	Helsinki	08450	240
13	Lohja	Helsinki	08480	253
14	Leppäkorpi	Helsinki	09930	263
15	Pikkala	Helsinki	02490	274
16	Levanto	Helsinki	04940	276
17	Helsinki	Helsinki	00860	278
18	Kaukalampi	Helsinki	04820	283
19	Hyvinkää	Helsinki	05470	298
20	Saarentaus	Helsinki	04920	307

Most populated postal codes — All of Finland

Places with fewer than 100 residents are excluded: a figure drawn from a handful of people carries more uncertainty than the differences being ranked.