House number numerology

How to Calculate Your Home's Single-Digit Sum

A clear arithmetic guide for summing house numbers, door numbers, and villa codes.

By NaamSetu Editorial TeamPublished 6 September 20265 min read

Calculating your address sum is straightforward when following standard digit reduction.

Test your address on the [House Number Calculator](https://numerology.naamsetu.in/numerology/house-number).

## Calculation Examples - **House 18:** 1 + 8 = 9 (Mars energy - active, protective). - **Flat 304:** 3 + 0 + 4 = 7 (Ketu energy - peaceful, reflective).

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