Cagayan Valley is a region of the Philippines.
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 Batanes | Basco | 19 k · 35 localities |
| Province of Cagayan | Buguey | 1.3 M · 801 localities · seat ≠ largest |
| Province of Isabela | Ilagan | 1.7 M · 978 localities |
| Province of Nueva Vizcaya | no seat recorded | 530 k · 15 subdistricts |
| Province of Quirino | no seat recorded | 211 k · 6 subdistricts |
Nothing has been written about Cagayan Valley 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.
We show Tuguegarao as the capital of Cagayan Valley. If that is wrong, tell us what it should be and where you read it.
Sign in to send a correction for Cagayan Valley, so a moderator can follow up with you.