Division 6.06 — Street Naming and Street Address Numbering

Ontario Zoning Code · 2026-06 edition · ingested 2026-07-06 · Ontario

Sections:

6.06.000: Purpose 6.06.005: Applicability 6.06.010: Assignment of Street Names and Street Address Numbers 6.06.015: Street-Naming 6.06.020: Street Address Numbering

6.06.000: Purpose

The purpose of this division is to establish policies for the naming of public and private streets and alleyways, and the address numbering of lots, parcels, dwelling units, places of businesses, and public buildings located along public and/or private streets within the City.

6.06.005: Applicability

A. The naming of any new public or private street or alleyway within the City and any request to change the previously established name of a public or private street or alley within the City shall be accomplished pursuant to the Street Naming Policy established by this division.

B. A street address number shall be assigned to a lot, parcel, dwelling unit, place of business and/or public building located along a public and/or private street within the City pursuant to the Street Address Numbering Policy established by this division.

6.06.010: Assignment of Street Names and Street Address Numbers

A. Assignment of Street Names. The Planning Director shall be responsible for the assignment of street names, and shall, upon recommendation of the Building Official, City Engineer, Fire Chief, and Police Chief, assign street names as established by Section 6.06.015 (Street Naming) of this Division.

B. Assignment of Street Addresses. The Building Official shall be responsible for the assignment of street addresses and shall assign street addresses as established by Section 6.06.020 (Street Address Numbering) of this Division.

6.06.015: Street Naming

A. Naming of Streets. Street names should be assigned based upon one of the following criteria:

1. Presidents of the United States; 2. States of the United States;

3. Cities of the United States;

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Division 6.06—Street Naming and Street Address Numbering

4. California counties;

5. Names of famous local, state, and national personalities who are deceased;

6. Names of culturally significant historic places and events;

7. Famous fictitious names;

8. Names of astrological constellations;

9. Colleges;

10. Colors;

11. Precious metals;

12. Rocks;

13. Trees, shrubs and flowers;

14. Fruits and nuts;

15. Armstrong registered roses; or

16. Others, as approved by the Planning Director.

B. Street Name Prefix. All street names shall be assigned a prefix based upon its direction and location in the City, as follows:

1. Each street that generally runs in a north-south direction, and is located north of Holt Boulevard, shall be assigned "North" as its street name prefix.

2. Each street that generally runs in a north-south direction, and is located south of Holt Boulevard, shall be assigned "South" as its street name prefix.

3. Each street that generally runs in an east-west direction, and is located east of Euclid Avenue, shall be assigned "East" as its street name prefix.

4. Each street that generally runs in an east-west direction, and is located west of Euclid Avenue, shall be assigned "West" as its street name prefix.

C. Street Name Suffix. All street names shall be assigned a suffix based upon its direction and design, as follows (excepting subregional thoroughfares, such as Holt and Mission Boulevards):

1. Each through street that generally runs in a north-south direction shall be assigned "Avenue" as its street name suffix.

2. Each through street that generally runs in an east-west direction shall be assigned "Street" as its street name suffix.

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3. Each portion of a through street that changes direction, and generally runs in a north-south direction, shall be assigned "Way," "Parkway," or "Trail," as its street name suffix.

4. Each portion of a through street that changes direction, and generally runs in an east-west direction, shall be assigned "Road," "Drive," or "Lane," as its street name suffix.

5. Each cul-de-sac in which the centerline generally points in a north-south direction at its termination point shall be assigned "Place" as its street name suffix.

6. Each cul-de-sac in which the centerline generally points in an east-west direction at its termination point shall be assigned "Court" as its street name suffix.

7. Each circling street shall be assigned "Circle" as its street name suffix.

8. Each looping street shall be assigned "Loop" as its street name suffix.

D. Naming of Private Streets and Drives. The name of a private street or drive shall be determined pursuant to Subsection A (Naming of Streets) of this Section. In addition, each private street (or a private drive, if deemed necessary or desirable by the Planning Director) shall be assigned a "Privado" or "Paseo" street name suffix to identify that the street is privately owned and maintained.

  • E. Naming of Alleys. Alleys shall only be named if all the following criteria are met:

1. The alley leads to a landlocked parcel with frontage only onto an alley (no street frontage).

2. The structure(s) on the property are designated as a local historic landmark.

3. The naming will not adversely affect any other landlocked parcel.

6.06.020: Street Address Numbering

A. Assignment of Street Addresses. Street addresses shall be assigned based upon the following numbering system:

1. Euclid Avenue is hereby designated as the north-south street address-numbering axis and Holt Boulevard is hereby designated as the east-west street address-numbering axis. All streets that run in a general north-south direction shall be numbered from Holt Boulevard, consecutively, to the City limits. All streets that run in a general east-west direction shall be numbered from Euclid Avenue, consecutively, to corporate limits.

2. The numbering system shall begin at 100 and extend from each axis point. Wherever possible, succeeding blocks shall be assigned addresses in intervals of 100. Block length shall be determined by the next street succeeding street intersection, or at 660 FT intervals when no street intersection exists, with one whole street number assigned for each 20 lineal FT of street frontage.

3. On north-south running streets, north of Holt Boulevard, odd address numbers shall be assigned to the west side of the street and even address numbers to the east side of the street.

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South of Holt Boulevard, odd address numbers shall be assigned to the east side of the street and even address numbers to the west side of the street.

4. On east-west running streets, east of Euclid Avenue, odd address numbers shall be assigned to the north side of the street and even address numbers to the south side of the street. West of Euclid Avenue, odd address numbers shall be assigned to the south side of the street and even address numbers to the north side of the street.

5. A new street having the design of a circle or loop shall bear one given name along its entire length and shall have a street address numbering system as follows: a. Where the entrance to the circle or loop is from an adjacent east-west running street, the address numbering shall conform to that used on the north-south streets;

b. Where the entrance to the circle or loop is from an adjacent north-south running street, the address numbering shall conform to that use on the east-west streets.

B. Posting of Street Address Numbers. The owner, occupant or person in charge of any house or building to which a number has been assigned shall be responsible for posting assigned street address numbers pursuant to the following specifications:

1. Principal buildings shall display the address number on the side where the front entrance is located. A principal building occupied by more than one business or dwelling unit shall display the assigned number at the front entrance of each tenant or dwelling unit. In addition, commercial and industrial buildings shall display the assigned numbers at rear and side entrances facing a public alley or access drive.

dings shall display the address number on the side where the front entrance is located. A principal building occupied by more than one business or dwelling unit shall display the assigned number at the front entrance of each tenant or dwelling unit. In addition, commercial and industrial buildings shall display the assigned numbers at rear and side entrances facing a public alley or access drive.

2. A lot or development site having more than one building shall be assigned an address number in a manner determined by the Building Official. Commercial and industrial buildings shall display a directory at the main entrance to the site.

3. Street address numbers shall be posted so as to be conspicuously visible from the street or road fronting the property. The actual location and size of the numbers shall be approved by the Building Official, subject to the following guidelines: a. Each individual digit stroke shall be a minimum of one inch wide;

b. Street address numerals located less than 50 FT from the street curb face shall be a minimum of 4 inches in height. Address numerals located from 50 to 100 FT from the street curb face shall be a minimum of 8 inches in height. Address numerals located more than 100 FT from the street curb face shall be a minimum of 12 inches in height; and

c. Street address numerals that are not visible from the street due to setback distance or would otherwise be obstructed may be posted on a freestanding structure having a maximum height of 3.5 FT and maximum area of 4 SF.

4. Street address numerals and the background to which they are affixed shall be of contrasting colors or shades and shall be of reflective material for nighttime visibility. Samples of the materials shall be submitted to and approved by the Building Official.

C. Street Address Number Required for Building Permit Issuance. No building permit shall be issued for any principal building until the owner or owner's agent has obtained the official street

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address number of the premises from the Building Official. Final approval for a certificate of occupancy of any principal building erected, repaired or expanded shall be withheld until permanent and proper street address numbers have been displayed pursuant to this division.

D. Posting of Rooftop Address Numbers. Street addresses, suite/unit numbers and letters shall be displayed on rooftops as follows:

1. Street address numbers shall be displayed on rooftops of all multiple unit residential, commercial and industrial buildings. The numbers shall face the street corresponding to the address. Numerals shall be 3 FT long by one FT wide and shall be painted in reflective white paint on a flat black painted background.

2. Any other buildings may display secondary street address numbers on rooftops in coordination with the Police Department. Numerals shall be 3 FT long by 5 inches wide and shall be painted in reflective white paint on a flat black painted background.

3. Roof top street address numbers should not be visible from the street.

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Division 6.07—Reserved

Reserved for Future Use

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