Most populated municipalities

The 20 municipalities in Nariño with the most residents, and the 20 with the fewest, out of 64 with a published figure.

	Municipality	Department	Postal code	Residents
1	Pasto	Nariño	520017	395,097
2	San Andrés de Tumaco	Nariño	528518	258,674
3	Ipiales	Nariño	524068	116,551
4	Barbacoas	Nariño	528069	56,906
5	Túquerres	Nariño	525528	44,802
6	Cumbal	Nariño	525008	37,216
7	La Unión	Nariño	521528	31,913
8	Samaniego	Nariño	526049	27,873
9	Magüí	Nariño	528008	25,726
10	Olaya Herrera	Nariño	527568	25,384
11	Buesaco	Nariño	520509	24,042
12	El Charco	Nariño	527528	22,696
13	Ricaurte	Nariño	525038	20,184
14	Sandoná	Nariño	522527	19,874
15	Guachucal	Nariño	524587	19,423
16	La Cruz	Nariño	521027	18,725
17	San Lorenzo	Nariño	521548	18,451
18	Taminango	Nariño	521568	17,957
19	Pupiales	Nariño	524527	17,302
20	Córdoba	Nariño	524008	15,561

Least populated municipalities

	Municipality	Department	Postal code	Residents
1	Nariño	Nariño	522027	4,364
2	Providencia	Nariño	526027	5,568
3	Cumbitara	Nariño	526567	5,789
4	Belén	Nariño	521087	6,318
5	La Llanada	Nariño	526507	6,511
6	San Pedro de Cartago	Nariño	521507	6,840
7	Ospina	Nariño	523047	7,024
8	Gualmatán	Nariño	524507	7,073
9	Funes	Nariño	523527	7,172
10	Sapuyes	Nariño	525557	7,256
11	Contadero	Nariño	523087	7,260
12	Aldana	Nariño	524547	7,382
13	Imués	Nariño	523027	7,459
14	El Peñol	Nariño	522087	7,467
15	La Tola	Nariño	527547	7,515
16	Iles	Nariño	523067	7,667
17	Colón	Nariño	521067	8,349
18	Puerres	Nariño	523547	8,415
19	Arboleda	Nariño	520577	8,460
20	Ancuya	Nariño	526007	8,644

Most populated municipalities — All of Colombia

One row per municipalities. The figures are published by municipality, so every postal code inside one shares them; the postal code shown is one of that municipality's.