Pierrelaye (Pierrelaye)
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95480
- Coordinates: 49° 1' 21" N, 2° 9' 1" E
- GPS tracks (wikiloc): [Link]
- Area: 9.21 sq km
- Population: 8160
- Web site: http://www.ville-pierrelaye.fr
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q1457068
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03qlm1j]
- Freebase ID: [/m/03qlm1j]
- GeoNames ID: Alt: [6446320]
- GeoNames ID: Alt: [6446320]
- SIREN number: [219504883]
- SIREN number: [219504883]
- BnF ID: [15280502x]
- BnF ID: [15280502x]
- WOEID: [616571]
- WOEID: [616571]
- INSEE municipality code: 95488
- INSEE municipality code: 95488
Shares border with regions:

Saint-Ouen-l'Aumône
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95310
- Coordinates: 49° 2' 39" N, 2° 6' 37" E
- GPS tracks (wikiloc): [Link]
- Area: 12.21 sq km
- Population: 24498
- Web site: [Link]

Bessancourt
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95550
- Coordinates: 49° 2' 16" N, 2° 12' 48" E
- GPS tracks (wikiloc): [Link]
- Area: 6.39 sq km
- Population: 6811
- Web site: [Link]


Montigny-lès-Cormeilles
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95370
- Coordinates: 48° 59' 38" N, 2° 11' 42" E
- GPS tracks (wikiloc): [Link]
- Area: 4.07 sq km
- Population: 20789
- Web site: [Link]


Beauchamp
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95250
- Coordinates: 49° 0' 50" N, 2° 11' 24" E
- GPS tracks (wikiloc): [Link]
- Area: 3.02 sq km
- Population: 8703
- Web site: [Link]

Herblay
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95220
- Coordinates: 48° 59' 25" N, 2° 9' 56" E
- GPS tracks (wikiloc): [Link]
- Area: 12.74 sq km
- Population: 28341
- Web site: [Link]


Méry-sur-Oise
- commune in Val-d'Oise, France
- Country:
- Postal Code: 95540
- Coordinates: 49° 3' 49" N, 2° 11' 11" E
- GPS tracks (wikiloc): [Link]
- Area: 11.17 sq km
- Population: 9531
- Web site: [Link]