Our sources disagree on where Ilocos is governed from. If you know it, tell us with a source.
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Boundaries: National Mapping and Resource Information Authority (NAMRIA), Philippines Statistics Authority (PSA), OCHA Philippines (https://data.humdata.org/dataset/philippines-administrative-levels-0-to-3) via geoBoundaries, CC BY 3.0 IGO (https://creativecommons.org/licenses/by/3.0/igo/); boundaries modified; Natural Earth (naturalearthdata.com), public domain
| Province of Ilocos Norte | Laoag | 619 k · 518 localities |
| Province of Ilocos Sur | no seat recorded | 710 k · 663 localities |
| Province of La Union | San Fernando | 825 k · 517 localities |
| Province of Pangasinan | no seat recorded | 3.2 M · 48 subdistricts |
Nothing has been written about Ilocos here, and neither Wikipedia nor Wikivoyage has an article we could draw one from. If you know the place, that makes you a better source than anything we have. Tell us what is worth knowing and where you got it.
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