"zip code origin date"

Real queries in this topic, from live autocomplete. Click any to pivot.

1. zip code when started ••• /mo •••
2. when did the zip code begin ••• /mo •••
3. zip code year started ••• /mo •••
4. when did the zip code start ••• /mo •••
5. history of zip code ••• /mo •••
6. when was the zip code introduced ••• /mo •••
7. what year was the zip code introduced ••• /mo •••
8. what year did zip code start ••• /mo •••
9. year zip codes started ••• /mo •••
10. when zip codes began ••• /mo •••
11. zip codes started in what year ••• /mo •••
12. zip codes began in what year ••• /mo •••

Relative search interest over the last 12 months (US).