Postal codes in the Canadian province of New Brunswick all begin with the letter E. For example, in the capital city of St. John, there are 400 postal codes, ranging from E2H to E2S.
Some websites that provide free information on postal codes are CanadaPost.ca, Postal-Code.org and FindthePostalCode.com.
At CanadaPost.ca, you can find a Canadian postal code by typing an address in the search box. Postal-Code.org features an alphabetical list of New Brunswick cities featuring both postal codes and telephone area codes. FindthePostalCode.com lists postal codes for by city, and users can click a postal code for a list of street addresses within that code.