Canada flag

Renfrew Postal Codes: K0A to K8H | Ontario

Postal Codes for Renfrew range from K0A to K8H in Ontario, Canada. To find exact Postal Codes and postcodes within Renfrew, choose from the districts below.

Postal Codes for Places in Renfrew

Showing 38 places in Renfrew. Last verified with official records on May 2, 2026.

Arnprior
Barrys Bay
Beachburg
Bissett Creek
Braeside
Burnstown
Calabogie
Chalk River
Cobden
Combermere
Cormac
Dacre
Deep River
Deux Rivières
Douglas
Eganville
Foresters Falls
Foymount
Golden Lake
Greater Madawaska
Griffith
Haley Station
Horton
Killaloe
Mackey
McNab/Braeside
Palmer Rapids
Pembroke
Petawawa
Pikwàkanagàn
Quadeville
Renfrew
Rolphton
Round Lake Centre
Stonecliffe
Westmeath
White Lake
Wilno

Sample Address Format for Renfrew

Sender
[Sender Name]
[Sender Street Address]
[City, ZIP]
[Country]
Recipient
[Recipient Name]
Street Address / PO Box
Renfrew, Ontario, K7S
CANADA

Renfrew on the Map

The map above highlights the geographic boundaries of the Renfrew districts in Canada.

Renfrew Quick Facts

CountryCanada (CA)
Administrative PathCanada → Ontario
Postal CodeK0A~K8H
ProvinceOntario
ISO CodesCA / CAN / 124
Top-level domain (ccTLD).ca
Coordinates45.730056, -77.27937
Places38

What to Know About Renfrew

Key Facts

Renfrew is a county located in Eastern Ontario, Canada, situated approximately 100 kilometers west of Ottawa along the Ottawa River. This administrative region covers an area of about 7,448 square kilometers and serves as an important rural and agricultural hub within the province. Renfrew County is positioned in the Ottawa Valley region, bordered by the Ottawa River to the north and extending southward through mixed forests and agricultural lands. With a population of approximately 106,000 residents, the county encompasses diverse communities ranging from small rural settlements to larger towns. The county is divided into 17 municipalities, including the Town of Renfrew, which serves as the county seat, along with other significant communities such as Arnprior, Pembroke, and Petawawa. The region's economy combines traditional agriculture with growing manufacturing, tourism, and service sectors, while its natural landscape features numerous lakes, rivers, and conservation areas that support outdoor recreation. For those seeking detailed location information, postal code data is available for all municipalities within Renfrew County to facilitate accurate addressing and navigation throughout the region.

Neighboring Regions

  • Nipissing District
  • Timiskaming District
  • Regional Municipality of Ottawa-Carleton
  • Lanark County
  • Frontenac County
  • Hastings County
  • Lennox and Addington County

Page updated: