Assigns new addresses for new developments, new buildings. Processes requests for change of address numbers.

House numbering and street naming are governed by Orange Municipal Code Chapter 12.40. As a general rule, all streets in the east-west direction are called Avenues and all streets in the north-south direction are called Streets.

The starting point for the house numbers is at The Plaza. Starting with the 100 block, all streets include a directional prefix of "north," "south," "east," and "west" with respect to The Plaza.

To request a street name change, please contact the Public Works Traffic Engineer at (714) 744-5536. For information regarding address verification and request for address change, call the Public Works Front Counter at (714) 744-5525.
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